Probability-Probability Distributions (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 29 - 32 of 109

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Question number: 29

» Probability » Probability Distributions » Exponential

MCQ▾

Question

If be independent random variables, with having an distribution. Then the distribution of min is ________.

Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

Question number: 30

» Probability » Probability Distributions » Bernoulli

MCQ▾

Question

Suppose that a student takes a multiple choice test. The test has 20 questions, each of which has 4 possible answers (only one correct). If the student blindly guesses the answer to each question, do the questions form a sequence of Bernoulli trials? What will be the parameter (probability of giving correct answer)?

Choices

Choice (4) Response

a.

Yes and

b.

No but

c.

Can’t say anything

d.

Insufficient information.

Question number: 31

» Probability » Probability Distributions » Laplace

MCQ▾

Question

The characteristic function of standard Laplace distribution is ________

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 32

» Probability » Probability Distributions » Negative Binomial

MCQ▾

Question

Suppose that and are independent random variables for an experiment, and that Negative Binomial distribution and Negative Binomial distribution . Then

Choices

Choice (4) Response

a.

Binomial distribution

b.

Negative Binomial distribution

c.

Negative Binomial distribution

d.

None of the above

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