# Statistical Inference and Hypothesis Testing (ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern)): Questions 104 - 108 of 222

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## Question number: 104

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

### Question

A confidence interval for of the Normal distribution, when is unknown is given by

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 105

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

### Question

If we increase the sample size and confidence interval at the same time then the length of the Confidence interval become

### Choices

Choice (4) Response

a.

More

b.

Cannot be determined from the given information

c.

Remains the same

d.

Smaller

## Question number: 106

» Statistical Inference and Hypothesis Testing » Complete Statistics

MCQ▾

### Question

If is a family of distributions and is any statistic such that , then is called as

### Choices

Choice (4) Response

a.

Sufficient Statistics

b.

Efficient Statistics

c.

Complete Statistics

d.

Consistent Estimator

## Question number: 107

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

### Question

Consider the general form of confidence interval for the mean .

In this expression is known as ………. and is known as ……………….

### Choices

Choice (4) Response

a.

Critical value, Standard Deviation

b.

Control limit, variance

c.

Point estimate, Standard Error

d.

All of the above

## Question number: 108

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

### Question

If the expected value of an estimator is not equal to its parametric function, it is said to be a

### Choices

Choice (4) Response

a.

Unbiased estimator

b.

Consistent estimator

c.

Biased estimator

d.

Sufficient estimator

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