# Probability (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 54 - 57 of 205

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## Question number: 54

» Probability » Probability Distributions » Bernoulli

MCQ▾

### Question

If is a Bernoulli trials process with parameter, then will be ________with parameter________?

### Choices

Choice (4) Response

a.

Bernoulli trials,

b.

Bernoulli trials, 1-

c.

Non- Bernoulli trials,

d.

All of the above

## Question number: 55

» Probability » Discrete and Continuous Random Variables

MCQ▾

### Question

Z is the number of reading sessions a randomly chosen public library offers in their literacy program for kids. Is the random variable Z discrete or continuous?

### Choices

Choice (4) Response

a.

Discrete

b.

Continuous

c.

Sometime discrete sometime continuous

d.

Can’t say anything

## Question number: 56

» Probability » Probability Distributions » Exponential

MCQ▾

### Question

If be independent random variables, with having an distribution. Then the distribution of min is ________.

### Choices

Choice (4) Response

a.

b.

c.

d.

None of the above

## Question number: 57

» Probability » Probability Distributions » Bernoulli

MCQ▾

### Question

Suppose that a student takes a multiple choice test. The test has 20 questions, each of which has 4 possible answers (only one correct). If the student blindly guesses the answer to each question, do the questions form a sequence of Bernoulli trials? What will be the parameter (probability of giving correct answer)?

### Choices

Choice (4) Response

a.

Yes and

b.

No but

c.

Can’t say anything

d.

Insufficient information.

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