Question Details

In case of finding the confidence interval for mean of a normal population with known



1. In case of finding the confidence interval for mean of a normal population with known
SD, the table values are taken from,
(i)t - table (ii) standard normal table
(iii) Chi-square table (iv) None of these

2. In case of finding the confidence interval for mean of a normal population with
unknown SD, the table values are taken from,
(i)t - table (ii) standard normal table
(iii) Chi-square table (iv) None of these

3. A property of a point estimator that occurs whenever the expected value of the point
estimator is equal to the population parameter it estimates is known as
(i)	Unbiasedness (ii) efficiency (iii) consistency (iv) None of these
4. Factorization theorem for sufficiency is known as,
(i)Fisher-Neyman theorem (ii) Cramer-Rao theorem
(iii) Rao-Blackwell theorem (iv) None of these

5. Sample median is always a ---- estimator of the population mean
(i)	(i) Biased (ii) efficient (iii) consistent (iv) None of these




Math Assignment Help, Math Homework help, Math Study Help, Math Course Help