Mean deviation is equal to 4/5 of the _________ manipulation?

Related Mcqs:

Absolute sum of deviations is minimum from _______________?

A. Coefficient of variance B. S.D. of x C. Mean D. Normal...

In grouped data, the range is the difference between ________________?

A. Two extreme class boundaries B. Two extreme class frequency C. Two extreme class limits D. None of these...

suppose for 40 observation, the variance is 50. If all the observation are increased by 20, the variance of these increased observation will be_________?

A. 50 B. 70 C. 50/20 D. 50-20=30...

The frequency distribution mean > Median > Mode is called __________?

A. Negatively B. Symmetrical C. +vely D. One...

The sum of absolute deviations from median is _____?

A. Zero B. Positive C. Least D. None of these...