Question

find the median class of the following distribution class 0-10 10- 20 20- 30 30- 40 40- 50 50- 60 60- 70 frequency 4 4 8 10 12 8 4

Answer 1

I HOPE IT WILL HELP YOU

MEDIAN =L+N/2- CF /F×h

Answer 2

Answer:

l=30 , h=10, c.f= 16, f=10

formula of median= l+( n/2 - c.f/f) ×h

30+(25-16/10)×10

30+ 9/10×10

= 30+9= 39

ans= 39