Since E(X) _______X is said to be unbiased estimator of the population mean?

Related Mcqs:

The hypothesis which is being tested is called ___________________?

A. Composite hypothesis B. Alternative hypothesis C. Null hypothesis D. Simple hypothesis...

The Spearman Rank-Correlation test requires that the______________?

A. Data must be measured on the same scale B. Data should be of ordinal scale at least C. Data must be distribution at least approximately as a t-distribution D. Data must be from two independent samples...

For a biased estimator θˆ of θ, which one is correct_______________?

A. MSE(θˆ)=SD(θˆ)+Bias B. MSE(θˆ)=Var(θˆ)+Bias2 C. MSE(θˆ)=SD(θˆ)+Bias2 D. MSE(θˆ)=Var(θˆ)+Bias...

E(x1 – x2)= ___________________?

A. ux – x2 B. u1 – u2 C. 6x – x2 D. 6×2 – x2...

Which of the following test must be two-sided ?

A. Sign test B. Wilcoxon Signed Rank C. Kruskal-Wallis D. Runs test...