Lowest value of variance can be____________?

Related Mcqs:

1. Lowest value of variance can be________________?

   A. 1
   B. -1
   C. 3
   D. -3
   E. 0

2. 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

3. The variance of 5 numbers is 10. If each number is divided by 2, then variance of new number is_____________?

   A. 20
   B. 5
   C. 2.5
   D. 0

4. The variance of 5 numbers is 10. If each number is divided by 2, then the variance of new numbers is______________?

   A. 20
   B. 5
   C. 2.5
   D. 5.5
   E. 0

5. Suppose for 40 observations, the variance is 50. If all the observations are increased by 20, the variance of these increased observation will be______________?

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

6. Sample variance S2 is unbiased estimator of population variance 26 because ________________?

   A. E(S2) = s2
   B. E(u) = X
   C. E(P) = P
   D. Ux = u

7. The S.D. and variance are ____ of origine?

   A. Multiplied
   B. Variance
   C. Change
   D. Independent

8. The variance of 4,4,4,4,4,4 is _______________?

   A. 4
   B. (4)2
   C. 8
   D. None of these

9. If variance iv standard deviation is minimum if the deviation taken from______________?

   A. Mode
   B. Mean
   C. Average
   D. G.M.

10. Mean deviation, Variance and Standard Deviation of the values 4,4,4,4,4,4 is_______________?

    A. 4
    B. 8
    C. 2
    D. 0