Question

which of the following is the merits of arithmetic mean

1. It has a rigid definition
2. AM is highly affected by extreme values
3. AM is based upon all the observations
4. It is least affected by fluctuations of sampling

• A. i, iii, iv
• B. None of these
• C. i, ii
• D. All

Answer 1

Answer:

A. i, iii, iv

Merits of arithmetic mean: • It has a rigid definition • It is easy to calculate and understand • AM is based upon all the observations • It is least affected by fluctuations of sampling • It is capable of further mathematical treatment