Find the following by mean step deviation method class 0-20 20-40 40-60 60-80 80-100 fi 17 38 32 24 19​

Answers 1

Table:

Explanation:

∑fi = 220

∑fiui = −82

A=70

h=20

Mean =A+ ∑fiui / ∑fi × h

=70+ -82/220 ×20

=70−7.456

=62.545

answer img

If you know the answer add it here!

Can't find the answer?

Log in with Google

or

Forgot your password?

I don't have an account, and I want to Register

Choose a language and a region
How much to ban the user?
1 hour 1 day 100 years