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Category: Statistics Mcqs
Let Z1,Z2,….Zn be independent and identically distributedrandom variable, satisfying E[ι Zt ι]<∞. Let N be an integer valued random variable whose value n depends only on the values of the first n Z¡'s. Suppose E(N)< ∞, then E(Z1,Z2,….Zn)=E(N)E(Z) is called ?
A. Independence Equation
B. Sequential Probability Likelihood Equation
C. Neyman Pearson Lemma
D. Wald’s Equation
In hypergeometric distribution, the trial are:_______________?
A. Independent
B. Dependent
C. Collectively Exhaustive
D. None
In perfect association the value of coefficient of association is ______________?
A. (0)
B. +1
C. -1
D. non of these
If the standard deviation of the values 2, 4, 6, 8 is 2.58, then the standard deviation of the values 4, 6, 8, 10 is_______________?
A. 0
B. 2.58
C. 5
D. 4.66
E. 2.33
The critical value of a test statistic is determined from_____________?
A. The sampling distribution of the statistics assuming Null Hypothesis
B. calculations based on many actual repetitions of the same Experiment
C. The sampling distribution of the statistic assuming Alternative Hypothesis.
D. Non of these
If the conditional distribution of X1,X2,…..Xn given S=s, does not depends on θ, for any value of S=s the statistics S=s(X1,X2,…..Xn) is called______________?
A. Unbiased
B. Sufficient
C. Consistent
D. Efficient
If Ho is stated as Q = Qo< the alternate hypothesis in general stated________________?
A. Q Qo
C. Q ≠ Qo
D. None of these
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