Question

Find mean deviation nd coefficient from the data using median. Class intervals are 0-1000,1000-2000,2000-3000,3000-4000,4000-5000,5000-6000,0 to -1000,-1000 to -2000,-2000 to -3000 nd frequency are 4,5,10,30,15,10,6,8,10

Answer 1

I am not sure whether the answer is right or wrong

so cross check ones

pls

if any changes I will say you in comments.

hope this will help you