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

Related Mcqs:

The correct variance is define as the __________________?

A. varies of data P2/6 B. S.D. of data h2/12 C. M.D. of data h2/6 D. Variance of data h2/12...

Mean deviation is always ________________?

A. Equal to S.D. B. More than S.D. C. Less than S.D. D. Negative...

If y= bx + c the range of y is ________?

A. Range of P B. Quartile of X C. Range of x D. Zero...

If y= ax + b the S.D. of y is _______________?

A. Mean Deviation of x B. Minimum C. S.D. of x D. Maximum...

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

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