Question

Find the value of median from the following data
class interval 0-10 10-20 20-30 30-40 40-50
frequency 2 8 10 7 5​

Answer 1

To find the median class:

First add the total number of frequencies.

Here, f=93

= (Totalnumberoffrequency)

____________________

2

=(93)/2=46.5

Hence, the value 46.5 lies in the class interval 30-40 from the cummulative frequency table.