Probability-Probability Distributions (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 79 - 82 of 109

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 469 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 300.00 or

Question number: 79

» Probability » Probability Distributions » Conditional Distributions

MCQ▾

Question

Suppose that the joint density of and is

and zero otherwise. Which of the following is equal to

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 80

» Probability » Probability Distributions » Beta

MCQ▾

Question

If is the mode of given , then which of the following relation is correct:

Choices

Choice (4) Response

a.

b.

c.

d.

Question number: 81

» Probability » Probability Distributions » Conditional Distributions

MCQ▾

Question

A continuous random vector have joint probability distribution function

What is the mean of conditional density of given ?

Choices

Choice (4) Response

a.

b.

c.

x

d.

None of the above

Question number: 82

» Probability » Probability Distributions » Gamma

MCQ▾

Question

Suppose that a bullet is fired at a target at the origin of a plane coordinate system, with units in meters. The bullet lands at where and are independent and each has the normal distribution with mean 0 and variance 100. The bullet will destroy the target if it lands within 20 meters of the target. Find the probability of this event.

Choices

Choice (4) Response

a.

0.8647

b.

c.

d.

None of the above

f Page
Sign In