34) The mean, median and mode of weights of a group of 79 students are found to be 55, 56, 57 kgs respectively. 6 more students are added to the groups whose weights are 52, 52, 52.5, 59.5, 60, 60 kgs. What will be values of mean, median and mode of the combi

65) The coefficient of quartile deviation for the following values: 55, 56, 45, 46, 61, 58, 57, 55, 47, 51, 55, 51