Question

how to find 'h' in an assumed mean method​

Answer 1

See 'h' is the height of class interval

I'll give an example:

Eg1: C.I = 0-100, 100-200, 200-300

Here the h =100

Eg2: C.I = 2-6, 6-10, 10-14

Here the h =4

Hope this helped u !!