# ISS Statistics Paper II (New 2016 MCQ Pattern): Questions 217 - 220 of 246

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## Question number: 217

MCQ▾

### Question

Let be a random sample and and be any two statistics such that , then the confidence limits for a parametric function of can be obtained by the relation

### Choices

Choice (4) Response

a.

and

b.

and

c.

and

d.

Question does not provide sufficient data or is vague

## Question number: 218

MCQ▾

### Question

An estimator is considered to be the best if its distribution is

### Choices

Choice (4) Response

a.

Concentrated about the true parameter value

b.

Normal

c.

Discrete

d.

Continuous

## Question number: 219

MCQ▾

### Question

If a statistic provides as much information as the random variable could provide, Then T is a ________ Statistic

### Choices

Choice (4) Response

a.

Efficient

b.

Unbiased

c.

Sufficient

d.

Consistent

## Question number: 220

MCQ▾

### Question

Confidence intervals for the parameters , of the Normal distribution having density function, in case of unknown variance, is given by

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

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