Question

The monthly pocket money of 50 students of a class are given in the following distribution:

Monthly pocket money (in Rs)	0 – 50	50 – 100	100 – 150	150 – 200	200 – 250	250 – 300
Number of Students	2	7	8	30	12	1

Find the modal class and give class mark of the modal class.

Answer 1

Here the maximum class frequency is 30, and the class corresponding to the frequency is 150-200. So, the modal class is 150-200.

Also, class mark of the modal class is `(150+200)/2=175.`