Statistical Inference and Hypothesis Testing-Characteristics of Good Estimator (ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern)): Questions 37 - 41 of 54

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Question number: 37

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

Question

Estimate is the observed value of an:

Choices

Choice (4) Response

a.

Statistical hypothesis

b.

Stastical Inference

c.

Estimator

d.

None of the above

Question number: 38

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

Question

If Equation is a random sample drawn from a population which takes the values 1 or 0 with respective probabilities Equation and Equation , then Equation is

Choices

Choice (4) Response

a.

An unbiased estimator of Equation

b.

An unbiased estimator of Equation

c.

A biased estimator of Equation

d.

All of the above

Question number: 39

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

Question

A statistic is biased if the mean of the sampling distribution of the statistic is

Choices

Choice (4) Response

a.

Equal to the parameter

b.

Not equal to the parameter.

c.

Less than the parameter

d.

Question does not provide sufficient data or is vague

Question number: 40

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

Question

The mean of a random sample Equation is always a consistent estimator of the population mean μ. This statement is

Choices

Choice (4) Response

a.

True for all distributions

b.

False

c.

True only for Bernoulli distribution

d.

All of the above

Question number: 41

» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator

MCQ▾

Question

Equation is an ________ where as Equation is an ________

Choices

Choice (4) Response

a.

Estimate and an estimator

b.

Estimator and an estimate

c.

Question does not provide sufficient data or is vague

d.

All of the above

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