if Var(T2)_______________?

Related Mcqs:

1. if Var(θˆ)→0 as n → 0, then θˆ is said to be______________?

   A. Sufficient B. Efficient C. Unbiased D. Consistent...

2. If a and b are two constants, then Var(a+bX) is_______________?

   A. a±bVar(X) B. Var(a)±Var(X) C. ±bVar(X) D. b2Var(X) E. (a±b)Var(X)...

3. Var(2X+3) is________________?

   A. 5 Var(X) B. 4 Var(X) C. 4 Var(X)+3 D. 5 Var(X)+3...

4. If a & b are constants, then Var (a + bX) equal to_________________?

   A. Var(bX) + a B. b2 Var(X) C. b Var(x) D. None of these...

5. For two independent random variables X & Y, Var (x ± y)=___________?

   A. Var(X) + Var (Y) B. Var(X) – Var (Y) C. Var (X)± D. Zero...

6. Var (kY)= ____________?

   A. k Var (Y) B. k2 Var(Y) C. Var(Y) D. k2...

7. The variance of randomvariable of x then var(x) = E[x-E[x]2 = E[________]?

   A. (X – A)2 B. E(x) C. (x – u)2 D. (x – 4)2...

8. The minimum variance unbiased estimator of the population mean is _______________?

   A. 6/√n B. S/√n C. S2/n D. 6x/√n...

9. The values that separate the region of rejection and acceptance region are called _______________?

   A. Critical value B. Confidence limits C. Confidence boundaries D. None of these...

10. Power of test is denoted by _______________?

    A. β B. α C. (1 – α ) D. (1 – β)...