Probability-Probability Distributions (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 51 - 54 of 109

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Question number: 51

» Probability » Probability Distributions » Multinomial

MCQ▾

Question

If Equation are counts in cells/boxes 1 up to m, each box have different probability Equation , and the fixed number of balls are Equation . Then what is maximum Likelihood of Multinomial Cell Probabilities?

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Equation

Question number: 52

» Probability » Probability Distributions » Laplace

MCQ▾

Question

If Equation is a random sample of size 4 from a standard normal distribution. Then the Equation will follow ________

Choices

Choice (4) Response

a.

Laplace distribution.

b.

Exponential distribution

c.

Bivariate normal distribution.

d.

Question does not provide sufficient data or is vague

Question number: 53

» Probability » Probability Distributions » Uniform

MCQ▾

Question

If Equation are i. i. d. uniform on Equation , then if Equation . Then Var Equation is________.

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

None of the above

Question number: 54

» Probability » Probability Distributions » Negative Binomial

MCQ▾

Question

In a sequence of independent Bernoulli Equation trails, if Equation denotes the number of failures before Equation (fixed) success, then the expected value of Equation will be ________

Choices

Choice (4) Response

a.

Equation

b.

Equation

c.

Equation

d.

Question does not provide sufficient data or is vague

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