Question

What is the cumulative frequency of the modal class of the following distribution?
Class
3 - 66 - 99 - 12 12 - 15 15 - 18 18 - 2121 - 24
Frequency 7
13
10
23
4
21
16​

Answer 1

Step-by-step explanation:

Hey bro see picture for more information the table is given there:- ➹

Here is the maximum class frequency is 23, and the class corresponding to this frequency is 12-15.

So, the modal class is 12. 15.

Now, to find the cumulative frequency let us put the data in the table given below:

Thus, the cumulative frequency of the modal class is 53.