Statistical Inference and Hypothesis Testing (ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern)): Questions 193 - 196 of 222

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Question number: 193

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Equation and Equation

b.

Equation and Equation

c.

Equation and Equation

d.

Question does not provide sufficient data or is vague

Question number: 194

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

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: 195

» Statistical Inference and Hypothesis Testing » Sufficient Estimator

MCQ▾

Question

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

Choices

Choice (4) Response

a.

Efficient

b.

Unbiased

c.

Sufficient

d.

Consistent

Question number: 196

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

MCQ▾

Question

Equation Confidence intervals for the parameters Equation , of the Normal distribution having density functionEquation , in case of unknown varianceEquation , is given by

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

None of the above

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