# Statistical Inference and Hypothesis Testing (ISS Statistics Paper II (New 2016 MCQ Pattern)): Questions 114 - 117 of 222

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## Question number: 114

» Statistical Inference and Hypothesis Testing » Minimum Variance Unbiased Estimators

MCQ▾

### Question

If and are two estimators for , such that and , then

### Choices

Choice (4) Response

a.

b.

c.

Either or

d.

Question does not provide sufficient data or is vague

## Question number: 115

» Statistical Inference and Hypothesis Testing » Moments and Least Squares

MCQ▾

### Question

Generally the estimators obtained by the method of moments as compared to Maximum Likelihood estimators are:

### Choices

Choice (4) Response

a.

Less Efficient

b.

More Efficient

c.

Equally Efficient

d.

Question does not provide sufficient data or is vague

## Question number: 116

» Statistical Inference and Hypothesis Testing » Cramer-Rao Inequality

MCQ▾

### Question

Which of the following options is appropriate for the Cramer-Rao Inequality, where

is an unbiased estimator -

### Choices

Choice (4) Response

a.

b.

c.

d.

## Question number: 117

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

### Question

For a normal population , the variance of the sample mean and sample variance are given . Then the efficiency of median against mean is

### Choices

Choice (4) Response

a.

b.

c.

d.

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