Second moment about mean is_______________?

Related Mcqs:

Questionnaire survey method is used to collect____________?

A. Secondary data B. Qualitative variable C. Primary data D. None of these...

Continuous variable can assume __________ value?

A. All possible B. Constant C. Accuracy D. Specific...

The mean deviation of the values, 18, 12, 15 is____________?

A. 6 B. Zero C. 3 D. 2...

The variance of a constant is_______________?

A. Zero B. Constant C. a D. None...

In a week the prices of a bag of rice were 350 ,280, 340, 290, 320, 310, 300. The range is_____________?

A. 60 B. 90 C. 70 D. 100...