Probability-Probability Distributions (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 83 - 86 of 109

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Question number: 83

» Probability » Probability Distributions » Lognormal

MCQ▾

Question

Using the method of moment estimation, find the estimators and of parameters of if .

Choices

Choice (4) Response

a.

and

b.

and

c.

and

d.

All of the above

Question number: 84

» Probability » Probability Distributions » Random Vectors

MCQ▾

Question

What is the distribution function of a random variable which have following density function?

Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

Question number: 85

» Probability » Probability Distributions » Beta

MCQ▾

Question

If then has ________ distribution

Choices

Choice (4) Response

a.

Uniform

b.

Normal

c.

Cauchy

d.

None of the above

Question number: 86

» Probability » Probability Distributions » Joint and Marginal Distributions

MCQ▾

Question

The cumulative distribution function for the joint distribution of the continuous random variables and is . What is the value of

Choices

Choice (4) Response

a.

0.9

b.

3.2

c.

4.1

d.

None of the above

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