# Practice Test

Q1) Statistics is derived from the Latin word Show Answer

Q2) Statistics is derived from the French word Show Answer

Q3) Statistics is derived from the German Show Answer

Q4) Statistics is derived from the Italian word Show Answer

Q5) In singular sense Statistics is defined as Show Answer

Q6) In plural sense Statistics is defined as Show Answer

Q7) Kautilya had kept record of births and deaths in his famous book Show Answer

Q8) Econometrics is deal with Show Answer

Q9) In decision making process the quantitative techniques used are a combination of Show Answer

Q10) Statistical method employed in commerce and industry are Show Answer

Q11) Statistics is more focused on aggregate than individual Show Answer

Q12) Statistics is concerned more with quantitative data than with qualitative data Show Answer

Q13) Data is usually defined as Show Answer

Q14) For Statistical analysis qualitative information is usually converted into quantitative information. Show Answer

Q15) Numerical data is referred to as Show Answer

Q16) Variate may be Show Answer

Q17) Qualitative data is called as Show Answer

Q18) Number of absentees is a Show Answer

Q19) Qualitative data may be Show Answer

Q20) Sex of a person Show Answer

Q21) Colour of dress is Show Answer

Q22) Marks in maths obtained by students in HSC exam is Show Answer

Q23) Sales of cement manufacturing companies is Show Answer

Q24) Height in cms is Show Answer

Q25) Possible number of heads when a coin is tossed ten times is Show Answer

Q26) Number of tyre bursting is Show Answer

Q27) Income distribution is Show Answer

Q29) Intelligence/ I.Q. is a Show Answer

Q30) Data collection for the first time is called Show Answer

Q31) If a person uses data already collected then it is called as Show Answer

Q32) Personal interview is a method used to collect Show Answer

Q33) Report on an epidemic from WHO is Show Answer

Q34) In case of earthquake the best method is to collect data is Show Answer

Q35) In case of some difficulty in reaching the respondents directly the best method to collect data is Show Answer

Q36) In _________ method the data is collected from the person in connection with the problem Show Answer

Q37) The most economical and quickest method to collect primary data is Show Answer

Q38) Method which is likely to face maximum non-responses Show Answer

Q39) Method which is most time consuming and ladorious is Show Answer

Q40) The principal of a collects information of the marks obtained by the students from their class teachers Show Answer

Q41) A railway ticket supervisor examines the tickets and passes of the passenger to find number of persons traveling without ticket Show Answer

Q42) The principal of a collects information of the marks obtained by the students from their class teachers and the data for the class teacher is Show Answer

Q43) Data on the income tax rates is Show Answer

Q44) Scrutiny of data collected refers to Show Answer

Q45) The process of arranging data on some basis into various group is called Show Answer

Q46) Statistical analysis can be done even when the data is not classified Show Answer

Q47) The classification on the basis of region is called Show Answer

Q48) Classification on the basis of time is called Show Answer

Q49) Classification on the basis of an attribute is called Show Answer

Q50) Classification on the basis of a variable is called Show Answer

Q51) Qualitative and quantitative data belong to Show Answer

Q52) Temporal and spatial data belong to Show Answer

Q53) The different ways of presenting data includes Show Answer

Q54) The method of presentation least used by Statistician is Show Answer

Q55) The most dull and monotonous method in which comparison is not possible Show Answer

Q58) The upper part of the table which includes captions with units of measurements Show Answer

Q60) Tabulation is a must for diagrammatic presentation Show Answer

Q61) The most popular method of presentation easily understood by literates and illiterates is Show Answer

Q62) For the purpose of finding any hidden trend the method of presentation preferred is Show Answer

Q63) If accuracy in presentation is more important then the method of presentation preferred is Show Answer

Q64) For representating two or more related time series data expressed in the same units __________ is used Show Answer

Q65) For representating two or more related time series data expressed in the different units __________ is used Show Answer

Q66) Horizontal bar diagram is used for Show Answer

Q67) Vertical bar diagram is used for Show Answer

Q68) __________ diagram is used to compare related series Show Answer

Q69) Instead of divided bar charts or percentage bar diagrams, ______ can be used. Show Answer

Q70) Circle diagram is not the same as pie chart Show Answer

Q71) A tabular representation of Statistical data in ascending order related to a particular measurable characteristic on individual basis or group wise is called Show Answer

Q72) In case of non-overlapping class intervals the class boundaries coincide with the class limits. Show Answer

Q73) In case of overlapping class intervals the class boundaries coincide with the class limits. Show Answer

Q74) When the class intervals are 10-19, 20-29, 30-39; Upper class boundaries (UCB) and Upper class limits (UCL) of the 2nd class interval are Show Answer

Q75) The class mark of the C.I. 10-20, 20-30, 30-40 are Show Answer

Q76) The class mark of the C.I.'s 10-19, 20-29, 30-39 are Show Answer

Q77) Graphical representation of frequency distribution is done with Show Answer

Q78) For histogram the class limits should be converted into class boundaries Show Answer

Q79) In case of histogram when the length of the class intervals are not equal then _________ is taken Show Answer

Q80) _________ is regarded as a limiting form of __________ Show Answer

Q81) Ogives are used to obtain __________ graphically. Show Answer

Q82) Ogives are used to obtain _________ graphically Show Answer

Q83) ________ is a free hand curve Show Answer

Q84) Maximum types of frequency curves are Show Answer

Q85) When the curves starts with a minimum frequency and then gradually reaches its maximum frequency at the other extremely is called Show Answer

Q86) When the curves starts with a minimum frequency and then gradually reaches its maximum some where at the central part and then decreases to reach its lowest at the other extremity is called Show Answer

Q87) When the curve is minimum at the central part and its maximum at the two extremities is called Show Answer

Q88) Frequency curve is a limiting form of Show Answer

Q89) The distribution BSE sensex index no will have frequency curve in the form of Show Answer

Q90) Choose the best alternative for the following :
The data of life-times of 60-watt bulbs will be a Show Answer

Q91) Choose the best alternative for the following :
The data on party affiliation of a set of people will be of Show Answer

Q92) When a number of classes of measurements are listed along with an indication of the frequency of observed measurements, falling with in each class, the listing is called a: Show Answer

Q93) The data that have been entered in a frequency distribution are considered to be Show Answer

Q94) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the less than class frequency.
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q95) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the more than class frequency.
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q96) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the relative frequency.
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q97) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the frequency density.
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q98) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the percentage frequencies.
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q99) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the number of students who have attended for less than 60 days are
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q100) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the number of students who have attended for more than 80 days are
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q101) Following are the days attended by 50 students during the first semester in a college. Make a frequency table such that one of the classes should be 60-70. Find the number of students who have attended between 20-50 days are
70, 45, 33, 65, 50, 25, 65, 75, 30, 20, 55, 60, 65, 58, 52, 36, 45, 42, 35, 40, 51, 47, 39, 61, 53, 59, 49, 41, 15, 53, 42, 63, 82, 65, 45, 63, 54, 52, 48, 46, 57, 53, 55, 42, 45, 39, 64, 35, 26, 18 Show Answer

Q102) Exhibit the following data in a suitable form:
Exactly a fifth of the number of students in a university of strength 20,000 are ladies, 33 of every 40 students are Maharashtrians, 13 out of every 16 gents are Maharashtrians gents, 40% of non-Maharashtrians gents and 55% Maharastrians get have offered Arts subjects, whereas 40% of ladies from Maharashtra and equal percentage of non-Maharashtrians ladies have offered Science subjects. Find the number of Maharashtrians. Show Answer

Q103) Exhibit the following data in a suitable form:
Exactly a fifth of the number of students in a university of strength 20,000 are ladies, 33 of every 40 students are Maharashtrians, 13 out of every 16 gents are Maharashtrians gents, 40% of non-Maharashtrians gents and 55% Maharastrians get have offered Arts subjects, whereas 40% of ladies from Maharashtra and equal percentage of non-Maharashtrians ladies have offered Science subjects. Find the number of non-Maharashtrians gents studying arts Show Answer

Q104) Exhibit the following data in a suitable form:
Exactly a fifth of the number of students in a university of strength 20,000 are ladies, 33 of every 40 students are Maharashtrians, 13 out of every 16 gents are Maharashtrians gents, 40% of non-Maharashtrians gents and 55% Maharastrians get have offered Arts subjects, whereas 40% of ladies from Maharashtra and equal percentage of non-Maharashtrians ladies have offered Science subjects. Find the number of non-Maharashtrians ladies studying science Show Answer

Q105) Candidate appearing at the F.Y.commerce Examination can offer English at either the higher level or at the lower level. They have to offer Elements of Government or Mathematics as an option subject. Out of 1000 candidate from college A, 50% have offered English at the higher level, 80% of the candidate with English at the lower level have offered Mathematics while the different between number of candidate offering Mathematics and offering Elements of Government in the entire college is 600. In college B from, from which 1500 candidates have appeared equal numbers, have offered elements of Government and Mathematics. The number of candidate with the combination English at the higher level and Mathematics is 200 which are 25% of the number offering English at the lower level. Find the number of students opting for English lower level and elements of governments. Show Answer

Q106) Candidate appearing at the F.Y.commerce Examination can offer English at either the higher level or at the lower level. They have to offer Elements of Government or Mathematics as an option subject. Out of 1000 candidate from college A, 50% have offered English at the higher level, 80% of the candidate with English at the lower level have offered Mathematics while the different between number of candidate offering Mathematics and offering Elements of Government in the entire college is 600. In college B from, from which 1500 candidates have appeared equal numbers, have offered elements of Government and Mathematics. The number of candidate with the combination English at the higher level and Mathematics is 200 which are 25% of the number offering English at the lower level. Find the number of students opting for English higher level and Maths. Show Answer

Q107) Candidate appearing at the F.Y.commerce Examination can offer English at either the higher level or at the lower level. They have to offer Elements of Government or Mathematics as an option subject. Out of 1000 candidate from college A, 50% have offered English at the higher level, 80% of the candidate with English at the lower level have offered Mathematics while the different between number of candidate offering Mathematics and offering Elements of Government in the entire college is 600. In college B from, from which 1500 candidates have appeared equal numbers, have offered elements of Government and Mathematics. The number of candidate with the combination English at the higher level and Mathematics is 200 which are 25% of the number offering English at the lower level. Find the number of students opting for elements of governments. Show Answer

Q108) Candidate appearing at the F.Y.commerce Examination can offer English at either the higher level or at the lower level. They have to offer Elements of Government or Mathematics as an option subject. Out of 1000 candidate from college A, 50% have offered English at the higher level, 80% of the candidate with English at the lower level have offered Mathematics while the different between number of candidate offering Mathematics and offering Elements of Government in the entire college is 600. In college B from, from which 1500 candidates have appeared equal numbers, have offered elements of Government and Mathematics. The number of candidate with the combination English at the higher level and Mathematics is 200 which are 25% of the number offering English at the lower level. Find the number of students opting for English higher level and elements of governments. Show Answer

Q109) A survey of 370 students from commerce faculty and 130 students from science faculty revealed that 300 students were studying for C.A. and 200 for part time management courses. The number of students from commerce faculty studying for C.A. was 210 and that studying for managements courses was 160. The total No. of boys studying for C.A. was 200 of which 150 were from commerce faculty. The number of girls from science faculty studying for management course was 12.5% of the total number of students studying for management courses. Twice as many boys from commerce faculty were studying for management courses. Find the number of boys studying C.A. from science faculty. Show Answer

Q110) A survey of 370 students from commerce faculty and 130 students from science faculty revealed that 300 students were studying for C.A. and 200 for part time management courses. The number of students from commerce faculty studying for C.A. was 210 and that studying for managements courses was 160. The total No. of boys studying for C.A. was 200 of which 150 were from commerce faculty. The number of girls from science faculty studying for management course was 12.5% of the total number of students studying for management courses. Twice as many boys from commerce faculty were studying for management courses. Find the number of girls from science faculty studying management. Show Answer

Q111) A survey of 370 students from commerce faculty and 130 students from science faculty revealed that 300 students were studying for C.A. and 200 for part time management courses. The number of students from commerce faculty studying for C.A. was 210 and that studying for managements courses was 160. The total No. of boys studying for C.A. was 200 of which 150 were from commerce faculty. The number of girls from science faculty studying for management course was 12.5% of the total number of students studying for management courses. Twice as many boys from commerce faculty were studying for management courses. Find the number of boys from commerce faculty studying management. Show Answer

Q112) A survey of 370 students from commerce faculty and 130 students from science faculty revealed that 300 students were studying for C.A. and 200 for part time management courses. The number of students from commerce faculty studying for C.A. was 210 and that studying for managements courses was 160. The total No. of boys studying for C.A. was 200 of which 150 were from commerce faculty. The number of girls from science faculty studying for management course was 12.5% of the total number of students studying for management courses. Twice as many boys from commerce faculty were studying for management courses. Find the number of students from science faculty studying C.A. Show Answer

Q113) Statistical is used in the field of commerce and industry Show Answer

Q114) Which of the following is correct? Show Answer

Q115) Statistics is applied in Show Answer

Q116) Statistics is applied in Show Answer

Q117) A good estimator posses the following property Show Answer

Q118) In audit test statistical methods are not used Show Answer

Q119) Statistics is concerned with Show Answer

Q120) Which of the following statements is false? Show Answer

Q121) Statistics is defined in terms of numerical data in Show Answer

Q122) When the data are classified in respect of successive time points, they are known as Show Answer

Q123) An Attribute is Show Answer

Q124) Nationality of a student is Show Answer

Q125) The colour of a flower is an example of Show Answer

Q126) A quantitative characteristic is known as Show Answer

Q127) Annual income of a person is Show Answer

Q128) Marks of a student is an example of Show Answer

Q129) The distribution of profits of a blue-chip company relates to Show Answer

Q130) The distribution of shares is an example of the frequency distribution of Show Answer

Q131) The data collected on the height of a group of students after recording their heights with a measuring tape are Show Answer

Q132) Methods that are employed for the collection of primary data Show Answer

Q133) The quickest method to collect primary data is Show Answer

Q134) The best method to collect data, in case of a natural calamity, is Show Answer

Q135) In case of a rail accident, the appropriate method of data collection is by Show Answer

Q136) Which method of data collection covers the widest area? Show Answer

Q137) In ______ method(s) information can be gathered by the researcher himself by contracting the interviewee. Show Answer

Q138) The amount of non responses is likely to be maximum in ______ method of collecting data. Show Answer

Q139) Some important sources of secondary data are Show Answer

Q140) Data collected on religion from the census reports are Show Answer

Q141) The data are known to be ______ if the data, as being already collected, are used by a different person or agency. Show Answer

Q142) The accuracy and consistency of data can be verified by Show Answer

Q143) Internal consistency of the collected data can be checked when Show Answer

Q144) The mode of presentation of data are Show Answer

Q145) This method presents data with the help of a paragraph or a number of paragraphs. Show Answer

Q146) Different modes of presentation of data are ______. Show Answer

Q147) The best method of presentation of data is Show Answer

Q148) The most accurate mode of data presentation is Show Answer

Q149) In general the number of types of tabulation are Show Answer

Q150) For tabulation, 'caption' is Show Answer

Q151) The entire upper part of a table is known as Show Answer

Q152) The unit of measurement in tabulation is shown in Show Answer

Q153) "Stub" of a table is the Show Answer

Q154) In tabulation source of the data, if any, is shown in the Show Answer

Q155) Which of the following statements is untrue for tabulation? Show Answer

Q156) The most attractive method of data presentation is Show Answer

Q157) Diagrammatic representation of data is done by Show Answer

Q158) Hidden trend, if any, in the data can be noticed in Show Answer

Q159) Graph is a Show Answer

Q160) The relationship between two variables are shown in Show Answer

Q161) The chart that uses logarithm of the variable is known as Show Answer

Q162) Multiple line chart is applied for Show Answer

Q163) Multiple axis line chart is considered when Show Answer

Q164) Horizontal bar diagram is used for Show Answer

Q165) Vertical bar diagram is applicable when Show Answer

Q166) In order to compare two or more related series, we consider Show Answer

Q167) Divided bar chart is considered for Show Answer

Q168) Pie-diagram is used for Show Answer

Q169) A frequency distribution Show Answer

Q170) The no. of observations falling within a class is called Show Answer

Q171) Weights are generally called Show Answer

Q172) The frequency distribution of a continuous variable is known as Show Answer

Q173) Classes of equal width are generally preferred in the construction of a Show Answer

Q174) Classes with zero frequencies are called Show Answer

Q175) For determining the class frequencies it is necessary that these classes are Show Answer

Q176) Mutually exclusive classification Show Answer

Q177) The class limit & class boundary are same for Show Answer

Q178) Mutually exclusive classification is usually meant for Show Answer

Q179) Mutually inclusive classification is usually meant for Show Answer

Q180) Profits made by XYZ bank in different years refers to______. Show Answer

Q181) The lower extreme point of a class is called Show Answer

Q182) The LCB is Show Answer

Q183) Length of a class is Show Answer

Q184) Upper boundary of any class coincides with the lower boundary of the next class Show Answer

Q185) Excepting the first and the last, all other class boundaries lie midway between the upper limit of a class and the lower limit of the next higher class Show Answer

Q186) If the width of each of ten classes in a frequency distribution is 2.5 and the lower class boundary of the lowest class is 5.1, then the upper class boundary of the highest class is Show Answer

Q187) A representative value of the class interval for the calculation of mean, standard deviation, mean deviation etc. is Show Answer

Q188) The value exactly at the middle of a class interval is called Show Answer

Q189) The class mark of the class interval (a-b) is s Show Answer

Q190) For the overlapping classes 0-10, 10- 20, 20-30, 30-40 etc., the class mark of the class (10-20) is Show Answer

Q191) For the overlapping classes 0-10, 10-20 , 20-30 etc., the class mark of the class 0-10 is Show Answer

Q192) For the non - overlapping classes 0-9, 10- 19, 20- 29, 30-39 etc., the class mark of the class 0-9 is Show Answer

Q193) For the non-overlapping classes 0 -19, 20 -39, 40 - 59 the class mark of the class 0 -19 is Show Answer

Q194) Most extreme values which would ever be included in a class interval are called Show Answer

Q195) When one end of class is not specified, the class is called Show Answer

Q196) Difference between the lower and the upper class boundaries is Show Answer

Q197) In the construction of a frequency distribution, it is generally preferable to have classes of Show Answer

Q198) Class boundaries should be considered to be real limits for the class interval Show Answer

Q199) Cumulative frequency distribution is a Show Answer

Q200) The number of types of cumulative frequency is Show Answer

Q201) For a particular class boundary, the less than cumulative frequency and more than cumulative frequency add up to Show Answer

Q202) To find the number of observations less than any given value Show Answer

Q203) 'Cumulative frequency' only refers to the Show Answer

Q204) Class frequency) / (Width of the class) is defined as Show Answer

Q205) Frequency density corresponding to class interval is the ratio of Show Answer

Q206) Tally marks determines Show Answer

Q207) Relative frequency for a particular class Show Answer

Q208) The most common form of diagrammatic representation of a grouped frequency distribution is Show Answer

Q209) Frequency density is used in the construction of Show Answer

Q210) Mode of a distribution can be obtained form Show Answer

Q211) A comparison among the class frequencies is possible only in Show Answer

Q212) An area diagram is Show Answer

Q213) Vertical bar chart may appear somewhat alike Show Answer

Q214) The breadth of the rectangle is equal to the length of the class-interval in Show Answer

Q215) Classes are taken overlapping in Show Answer

Q216) Consecutive rectangles in a have no space in between Show Answer

Q217) When all classes have equal width, the heights of the rectangles in histogram will be numerically equal to the Show Answer

Q218) Histogram emphasizes the widths of rectangles between the class boundaries. Show Answer

Q219) In histogram if the classes are of unequal width then the heights of the rectangles must be proportional to the frequency densities. Show Answer

Q220) Frequency Polygon is used when all classes have a - Show Answer

Q221) An approximate idea of the shape of frequency curve is given by Show Answer

Q222) In representing simple frequency distributions of a discrete variable Show Answer

Q223) When the width of all classes is same, frequency polygon has not the same area as the histogram Show Answer

Q224) For obtaining frequency polygon we joint the successive points whose ordinate represent the corresponding class frequency Show Answer

Q225) An Ogive can be prepared in ___ different ways Show Answer

Q226) The graphical representation of a cumulative frequency distribution is called Show Answer

Q227) Ogive is a Show Answer

Q228) Median of a distribution can be obtained from Show Answer

Q229) The curve obtained by joining the points, whose x- coordinates are the upper limits of the class-intervals and y coordinates cumulative frequencies is called Show Answer

Q230) "The less than Ogive" is a Show Answer

Q231) Unequal widths of classes in the frequency distribution do not cause any difficulty in the construction of Show Answer

Q232) Frequency curve is a limiting form of Show Answer

Q233) Most of the commonly used frequency curves are Show Answer

Q234) The distribution of profits of a company follows Show Answer

Q235) Histogram is used for the presentation of the following type of series: Show Answer

Q236) For construction of Histogram the Class intervals of frequency Distribution is Show Answer

Q237) Out of 1000 persons, 25 percent were industrial workers and the rest were agricultural workers. 300 persons enjoyed world cup matches on TV. 30 per cent of the people who had not watched world cup matches were industrial workers. What is the number of agricultural workers who had enjoyed world cup matches on TV? Show Answer

Q238) A sample study of the people of an area revealed that total numbers of women were 40% and the percentage of coffee drinkers were 45 as a whole and the percentage of male coffee drinkers was 20. What was the percentage of female non-coffee drinkers? Show Answer

Q239) Cost of sugar in a month under the heads Raw- materials, Labour, direct production and others were 12, 20, 35 and 23 units respectively. What is the difference between the central angles for the largest and smallest components of the cost of sugar? Show Answer

Q240) In a locality of 16,000 families, a simple sample of 860 families was selected. Of these 860 families, 215 families were found to have a monthly income of Rs. 1.000 or less. Find the number of families out of 16.000 families having a monthly income of Rs. 1,000 or less. Show Answer

Q241) In a study relating to the labourers of a jute mill in a West Bengal, the following information was collected. "Twenty per cent of the total employees were females and forty per cent of them were married. Thirty female workers were not members of Trade Union. Compared to this, out of 600 male workers 500 were members of Trade Union and fifty per cent of the male workers were married. The unmarried non-member male employees were 60 which formed ten per cent of the total male employees. The unmarried non-members of the employees were 80". On the basis of this information, the ratio of married male non-members to the married female non-members is Show Answer

Q242) The class intervals in a frequency distribution are (16 - 19), (20 - 23), (24 - 27), (28 - 31) etc. the correct specification for the class (24 - 27) is Show Answer

Q243) Find class mark for the first class interval. Show Answer

Q244) Find width of class interval for the second class interval. Show Answer

Q245) Find Frequency density of the second class interval. Show Answer

Q246) Find Relative frequency for the second class interval. Show Answer

Q247) Find Relative frequency for the third class interval. Show Answer

Q248) Classification is of __________ kinds: Show Answer

Q249) The most appropriate diagram to represent 5 year plan outlay of India in different economic sectors is Show Answer

Q250) For construction of Histogram the class intervals of frequency distribution is Show Answer

Q251) 100 persons are divided into number of male/female and employed/unemployed it refers to Show Answer

Q252) If the fluctuations in the observed values are very small as compared to the size of the items, it is presented by J, Show Answer

Q253) Which of the following statement is true ? Show Answer

Q254) A table has _____ parts. Show Answer

Q255) In 2000, out of total of 1,750 workers of a factory, 1,200 were members of a trade union. The number of women employed was 200 of which 175 did not belong to a trade union. In 2004, there were 1,800 employees who belong to a trade union and 50 who did not belong to trade union. Of all the employees in 2004, 300 were women of whom only 8 did not belong to the trade union. On the basis of this information, the ratio of female members of the trade union in 2000 and 2004 is : Show Answer

Q256) Median of a distribution can be obtained from ; Show Answer

Q257) In indirect oral investigation: Show Answer

Q258) Circular diagrams are always : Show Answer

Q259) The column headings of a table are known as : Show Answer

Q260) The most appropriate diagram to represent the data relating to the monthly expenditure on different items by a family is Show Answer

Q261) Which of the following is a statistical data ? Show Answer

Q262) Which of the following graph is suitable for cumulative frequency distribution? Show Answer

Q263) Histogram can be shown as Show Answer

Q264) ________ series is continuous. Show Answer

Q265) Ogive graph is used for finding. Show Answer

Q266) Histogram is used for finding Show Answer

Q267) The average salaries in a factory is Rs. 47,000. The statement that the average salary Rs.47,000 is________ Show Answer

Q268) Statistics cannot deal with_______data. Show Answer

Q269) Sweetness of sweet dish is: Show Answer

Q270) Census reports are used as a source of______data. Show Answer

Q271) Types of cumulative frequencies are: Show Answer

Q272) You are an auditor of a firm and the firm earns a profit of Rs. 67,000 you stated to them that the annual profit Rs. 67,000. This is______type of statistics. Show Answer

Q273) The _____ are used usually when we want to eaxmine the relationship between two variable. Show Answer

Q274) When data are classified according to one criterion, then it is called______ Classification. Show Answer

Q275) A bar chart is drawn for Show Answer

Q276) A tabular presentation can be used for Show Answer

Q277) A variable with qualitative characteristics is known as Show Answer

Q278) The accuracy and consistency of data can be verified by Show Answer

Q279) From a histogram one cannot compute the approximate value of Show Answer

Q280) The left part of a table providing the description of row called: Show Answer

Q281) Mode can obtained from______. Show Answer

Q282) Most of the commonly used distributions provide a. Show Answer

Q283) _______ means separating items according to similar characteristics grouping then into various classes: Show Answer

Q284) In graphical representation of data, ideograph are also called as: Show Answer

Q285) A graph that uses vertical bars to represent data is called a: Show Answer

Q286) In a graphical representation of data, the largest numerical value is 4 the smallest numerical value is 25. If classes desired are 4 then which class interval is: Show Answer

Q287) Frequency density of a class interval is the ratio of ____. Show Answer

Q288) There were 200 employees in an office in which 150 were married. Total male employees were 160 out of which 120 were married. What was the number of female unmarried employees? Show Answer

Q289) Data collected on religion from the census reports are: Show Answer

Q290) A National institute arranged its students data in accordance with different states. This arrangement of data is know as Show Answer

Q291) A student marks in five subject S1, S2, S3, S4 nd S5 are 86,79,90,88 and 89. If we need to draw a Pie chart to represent these marks, then what will be the Central angle for S3? Show Answer

Q292) Ogive curves cannot be used to determine Show Answer

Q293) Multiple axis line chart is considered when Show Answer

Q294) Less than 'o' give curve give- Show Answer

Q295) If a data collected from a census Report. What type of data it is:-

Q296) Sweetness is an Show Answer

Q297) Which of the following is not a way of Presenting data? Show Answer

Q298) Histogram can be drawn from Show Answer

Q299) which of the following does not form characteristics in dividing the data? Show Answer

Q300) If the cumulative frequency are plotted on axis then which type of curve is formed Show Answer

Q301) which one is research data? Show Answer

Q302) The profitability of a blue chip company is shown by- Show Answer