Probability-Probability Distributions (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 5 - 10 of 108

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Question number: 5

» Probability » Probability Distributions » Exponential

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Question

The moment generating function of an exponential random variable X with parameter λ (for t < 1/ λ) is:

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 6

» Probability » Probability Distributions » Rectangular

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Question

Which of the following statement is/are not correct regarding a random variable?

Choices

Choice (4) Response

a.

A random variable can be uniformly distributed in

b.

A random variable can be uniformly distributed in ( .

c.

Both a. and b. are correct

d.

None of the above

Question number: 7

» Probability » Probability Distributions » Binomial

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Let binomial distribution . Let , the moment generating function of is________?

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 8

» Probability » Probability Distributions » Hypergeometric

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If the population size is and the sample size is , then the value of finite population correction factor is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question number: 9

» Probability » Probability Distributions » Hypergeometric

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In a poker hand, mean of number of clubs will be________.

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 10

» Probability » Probability Distributions » Cauchy

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Question

If and . If has the standard uniform distribution, then

has________.

Choices

Choice (4) Response

a.

Chi-square distribution.

b.

Standard Normal distribution.

c.

Standard uniform distribution.

d.

None of the above

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