# Probability (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 168 - 171 of 205

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: 168

» Probability » Characteristic Function

MCQ▾

### Question

Let random variables, be independent Poisson random variables. So if then, which of the following is the characteristic function of if ?

### Choices

Choice (4) Response

a.

b.

c.

d.

All of the above

## Question number: 169

» Probability » Mathematical Expectation and Conditional Expectation

MCQ▾

### Question

Let and be independent; each is uniformly distributed on Let , then ________.

### Choices

Choice (4) Response

a.

b.

c.

1

d.

## Question number: 170

» Probability » Moment and Probability Generating Functions

MCQ▾

### Question

If and are independent discrete random variables with the non-negative integers as range, and with distribution function then, what is the distribution of ?

### Choices

Choice (4) Response

a.

Poission distribution

b.

Geometric distribution

c.

Negative binomial distribution

d.

None of the above

## Question number: 171

» Probability » Moment and Probability Generating Functions

MCQ▾

### Question

Let be independent count r. v. s. If the are identically distributed, each with Probability generating function then has Probability generating function________.

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

f Page