A. Point estimator
B. C.I.
C. Estimator
D. None of these
Related Mcqs:
- Let X1,X2,…Xn be a random sample from the density f(x;(θ), where θ may be vector. If the conditional distribution of X1,X2,…Xn given S=s does not depend on θ for any value of s of S, then statistic is called?
A. Minimal sufficient statistic
B. Sufficient statistic
C. Efficient
D. Minimax statistics - 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 - An estimator Q is an unbiased estimator of the population parameter Q if ___________________?
A. E(x) = µ
B. E(Q) =Q
C. E(Q) =Q
D. E(P) = P - A set of jointly sufficient statistic is defined to be minimal sufficient if and only if_______________?
A. It is a function of some other set of sufficient statistics.
B. It is a function of every other set of sufficient
C. It is a function of any sufficient statistics in the set.
D. It is not a function of every other set of sufficient statistics. - In the plural sense, statistic means____________?
A. Methods
B. Data
C. Science
D. Meteorology - Statistic is a numerical quantity, which is calculated from?
A. Population
B. Sample
C. Data
D. Observations - _________ is an estimate expressed by a single value?
A. C.I.
B. Point estimator
C. Parameter
D. Point estimate - Parameter is a _________ quantity?
A. Constant
B. Variable
C. All of above
D. Non of these - If the standard deviation of a population is 9, the population variance is_____________?
A. 9
B. 3
C. 21
D. 81 - A sample estimate is used to describe a characteristic of a_____________?
A. Sample
B. Data
C. Population
D. None
