ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 169 - 172 of 246

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Question number: 169

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

Question

The 95 % confidence interval for Equation of the normal population is given by

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 170

» Statistical Inference and Hypothesis Testing » Minimum Variance Unbiased Estimators

MCQ▾

Question

If Equation and Equation are two unbiased estimators of Equation based on the random sample Equation , then Equation is said to be UMVUE if and only if

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 171

» Statistical Inference and Hypothesis Testing » Simple and Composite Hypotheses

MCQ▾

Question

The hypothesis Equation is known as

Choices

Choice (4) Response

a.

Composite Hypothesis

b.

Simple Hypothesis

c.

Null Hypothesis

d.

Alternative Hypothesis

Question number: 172

» Statistical Inference and Hypothesis Testing » Factorization Theorem

MCQ▾

Question

If Equation is a random sample from a density functionEquation for Equation where Equation are independent of Equation , then any statistics Equation will be called as sufficient statistics if the joint probability density function can be expressed as

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Question does not provide sufficient data or is vague

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