ISS Statistics Paper II (New 2016 MCQ Pattern): Questions 173 - 176 of 246

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Question number: 173

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

Question

A range computed using sample statistics to estimate an unknown population parameter with a given level of confidence is known as

Choices

Choice (4) Response

a.

Confidence interval

b.

Time interval

c.

Normal interval

d.

Maximum Interval

Question number: 174

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

Question

Formula for 95 % Confidence interval for the variance Equation of the Normal distribution Equation when Equation is known, is given by

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 175

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 176

» Statistical Inference and Hypothesis Testing » Rao-Blackwell Theorem

MCQ▾

Question

Rao-Blackwell Theorem enables us to obtain MVUE through:

Choices

Choice (4) Response

a.

Efficient statistics

b.

Complete Statistics

c.

Sufficient statistics

d.

Unbiased Estimator

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