# Statistical Inference and Hypothesis Testing (ISS Statistics Paper II (New 2016 MCQ Pattern)): Questions 140 - 144 of 222

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## Question number: 140

» Statistical Inference and Hypothesis Testing » Factorization Theorem

MCQ▾

### Question

Factorization theorem for sufficiency is known as

### Choices

Choice (4) Response

a.

Rao-Blackwell Theorem

b.

Fisher-Neyman Theorem

c.

Bernoulli Theorem

d.

Cramer-Rao Theorem

## Question number: 141

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

### Question

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.

Question does not provide sufficient data or is vague

## Question number: 142

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

### Question

Relative efficiency of an estimator as compared to is given as

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 143

» Statistical Inference and Hypothesis Testing » Cramer-Rao Inequality

MCQ▾

### Question

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

### Choices

Choice (4) Response

a.

Asymptotic variance of an estimator

b.

Upper bound on the variance

c.

Lower bond on the variance

d.

Question does not provide sufficient data or is vague

## Question number: 144

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

### Question

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.

All of the above

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