ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 164 - 169 of 253

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Question 164

Question

MCQ▾

Factorization theorem for sufficiency is known as

Choices

Choice (4)Response

a.

Fisher-Neyman Theorem

b.

Bernoulli Theorem

c.

Cramer-Rao Theorem

d.

Rao-Blackwell Theorem

Question 165

Question

MCQ▾

Suppose there is a survey carried out on 200 persons and the calculated mean and Standard Deviation are 5.83 and 0.86 respectively, then the confidence interval of 95 % of the population mean would be

Choices

Choice (4)Response

a.

b.

c.

d.

All of the above

Question 166

Question

MCQ▾

Relative efficiency of an estimator as compared to is given as

Choices

Choice (4)Response

a.

b.

c.

d.

Question 167

Question

MCQ▾

Cramer-Rao inequality with regard to the variance of an estimator provides

Choices

Choice (4)Response

a.

Lower bond on the variance

b.

Asymptotic variance of an estimator

c.

Upper bound on the variance

d.

All of the above

Question 168

Question

MCQ▾

If and are the mean and standard deviation of a random sample from a Normal distribution with unknown variance , a percent confidence interval on is given by

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 169

Question

MCQ▾

The 95 % confidence interval for of the normal population is given by

Choices

Choice (4)Response

a.

b.

c.

d.