Probability-Probability Distributions (ISS Statistics Paper I (New 2016 MCQ Pattern)): Questions 16 - 20 of 109

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Question number: 16

» Probability » Probability Distributions » Multinomial

MCQ▾

Question

Five cards are drawn from a deck of cards with replacement. What is the probability of drawing 2 club, 2 spade and 1 heart?

Choices

Choice (4) Response
a.

0.117

b.

0.029

c.

0.124

d.

0.058

Question number: 17

» Probability » Probability Distributions » Geometric

MCQ▾

Question

If X follows geometric distribution then Var(X) is________.

Choices

Choice (4) Response
a.

1pp2

b.

2pp2

c.

1p1p2

d. All of the above

Question number: 18

» Probability » Probability Distributions » Poisson

MCQ▾

Question

Which of the following situation/situations can be analyzed using Poission distribution?

Choices

Choice (4) Response
a.

Birth defects and genetic mutations

b.

Spread of an endangered animal in Africa

c.

Number of typing errors on a page

d. All a. , b. and c. are correct

Question number: 19

» Probability » Probability Distributions » Multinomial

MCQ▾

Question

Which of the following statement is/are incorrect regarding Multinomial experiment?

Choices

Choice (4) Response
a.

There are fixed number of repeated trails.

b.

Every trial has a fix possible number of outcomes.

c.

The trials are dependent on each other.

d. Question does not provide sufficient data or is vague

Question number: 20

» Probability » Probability Distributions » Poisson

MCQ▾

Question

If water supply failures occur according to a Poisson distribution with an average of 5 failures every ten weeks, calculate the probability that there will not be more than one failure during a particular week

Choices

Choice (4) Response
a.

0.3526

b.

0.9097

c.

0.5192

d.

0.8153

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