ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 268 - 272 of 472

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Question 268

Question

MCQ▾

If are independent Poisson random variables such that, then the conditional distribution of vector with will follow

Choices

Choice (4)Response

a.

b.

c.

d.

Question does not provide sufficient data or is vague

Question 269

Question

MCQ▾

Which of the following statement is/are always correct regarding the probability density function of a Laplace distribution?

Choices

Choice (4)Response

a.

It is concave upward on and on with a cusp at

b.

It is symmetric about

c.

It increases on and decreases on , with mode

d.

None of the above

Question 270

Question

MCQ▾

Reshma is a basketball player. She is free throw shooter. What is the probability that Reshma makes her third free throw on her fifth shot?

Choices

Choice (4)Response

a.

0.185

b.

0.414

c.

0.735

d.

0.207

Question 271

Question

MCQ▾

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

Choices

Choice (4)Response

a.

b.

c.

d.

Question 272

Question

MCQ▾

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

Choices

Choice (4)Response

a.

Exponential distribution

b.

Bivariate normal distribution.

c.

Laplace distribution.

d.

Question does not provide sufficient data or is vague