Q. 2.     In a mathematics test given to 15 students, the following marks (out of 100) are recorded:             41,     39,     48,     52,     46,     62,     54,     40,     96,     52,     98,     40,     42,     52,     60            Find the mean, median and mode of this data.

Number of observations, n = 15

Mean is 54.8

To find the median we have to arrange the given data in ascending order as follows:

39, 40, 40, 41, 42, 46, 48, 52, 52, 52, 54, 60, 62, 96, 98

n = 15 (odd)

In the given data 52 occurs the maximum number of times ()

Therefore, Mode = 52

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