ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 350 - 353 of 469

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: 350

» Probability » Probability Distributions » Beta

MCQ▾

Question

If has the distribution with degrees of freedom in the numerator and degrees of freedom in the denominator then, will follow ________ distribution.

Choices

Choice (4) Response

a.

b.

with degrees of freedom.

c.

d.

Question does not provide sufficient data or is vague

Question number: 351

» Probability » Probability Distributions » Distributions of Functions of Random Variables

MCQ▾

Question

Suppose and are independent exponential random variables with parameter. If. Then the marginal distribution of or will follow ________.

Choices

Choice (4) Response

a.

Exponential distribution with parameter

b.

Poisson distribution with parameter

c.

Exponential distribution with parameter

d.

None of the above

Question number: 352

» Probability » Probability Distributions » Lognormal

MCQ▾

Question

Suppose that the income of a randomly chosen person in a certain population (in $1000 units) has the lognormal distribution with parameters μ=2 and σ = 1. Find the value of .

Choices

Choice (4) Response

a.

12.1825

b.

6.1255

c.

8.5063

d.

All of the above

Question number: 353

» Probability » Probability Distributions » Joint and Marginal Distributions

MCQ▾

Question

Suppose that and are independent continuous random variables with the following density functions:

for and

What is the value of ?

Choices

Choice (4) Response

a.

b.

c.

d.

f Page
Sign In