Question

9. Find out arithmetic mean from the following distribution by short-cut Method: Items 10-8 8-6 6-4 4.-2 2-0 Frequency 10 8 6 4 2. OR​

Answer 1

Explanation:

Find out arithmetic mean from the following distribution by short-cut Method: Items 10-8 8-6 6-4 4.-2 2-0 Frequency 10 8 6 4 2.

Answer is 6.33.