ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 120 - 125 of 253

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Question number: 120

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

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MCQ▾

Question

Formula for obtaining 99 % confidence limits for the mean μ of a Normal population with mean μ and standard deviation σ are

Choices

Choice (4) Response

a.

b.

c.

d.

All a. , b. and c. are correct

Question number: 121

» Statistical Inference and Hypothesis Testing » Simple and Composite Hypotheses

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True-False▾

Question

Is the Following Statement True or False?

The null hypothesis is generally assumed to be ________ until evidence indicates otherwise.

Question number: 122

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

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MCQ▾

Question

Suppose The confidence interval is given by the relation . Then is called as the

Choices

Choice (4) Response

a.

Correlation Coefficient

b.

Confidence coefficient

c.

Confidence interval

d.

None of the above

Question number: 123

» Statistical Inference and Hypothesis Testing » Moments and Least Squares

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MCQ▾

Question

In general, the estimates obtained by the method of moments are ________

Choices

Choice (4) Response

a.

Asymptotically normal but not efficient

b.

Asymptotically normal and always efficient

c.

Not asymptotically normal but efficient

d.

None of the above

Question number: 124

» Statistical Inference and Hypothesis Testing » Estimation Methods of Maximum Likelihood

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MCQ▾

Question

The joint probability density function of the sample variates is called ________

Choices

Choice (4) Response

a.

Confidence limits

b.

Likelihood function

c.

Minimum Variance Unbiased MVU estimator

d.

None of the above

Question number: 125

» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation

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MCQ▾

Question

For the Confidence Interval we use……. . and For the Confidence Interval we use ……. .

Choices

Choice (4) Response

a.

Z -table, t- table

b.

t -table, Z- table

c.

Z -table, Poisson table

d.

Question does not provide sufficient data or is vague