ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 203 - 207 of 471

Access detailed explanations (illustrated with images and videos) to 471 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. Subscription can be renewed yearly absolutely FREE! View Sample Explanation or View Features.

Rs. 300.00 or

How to register?

Question number: 203

» Probability » Classical and Axiomatic Definitions

Edit
MCQ▾

Question

If Ω is a sample space the P (Ω) =________ and can be explained by ________ perspective of probability. The correct choice for filling the blanks is?

Choices

Choice (4) Response

a.

1 and classical

b.

1 and empirical

c.

0 and classical

d.

1 and axiomatic

Question number: 204

» Probability » Discrete and Continuous Random Variables

Edit
MCQ▾

Question

Which of the following cannot be the example of exponential random variable?

Choices

Choice (4) Response

a.

The distance we travel along a road until we find the next pothole.

b.

Number of pizza a person eats in a month.

c.

The time until the next jobs arrives at a database server.

d.

All of the above

Question number: 205

» Probability » Discrete and Continuous Random Variables

Edit
MCQ▾

Question

A randomly chosen child repeatedly hits a bell. X is the length of time it takes to break it open. Is the random variable X discrete or continuous?

Choices

Choice (4) Response

a.

Discrete

b.

Sometime discrete sometime continuous

c.

Can’t say anything.

d.

Continuous

Question number: 206

» Probability » Probability Distributions » Uniform

Edit
MCQ▾

Question

If , then what will be the standard deviation of ?

Choices

Choice (4) Response

a.

59.8

b.

261.2

c.

161.4

d.

120.5

Question number: 207

» Probability » Probability Distributions » Bernoulli

Edit
MCQ▾

Question

Which of the following is skewness of a standardized Bernoulli distributed random variable which takes the value 1 with success probability of and the value 0 with failure probability of ?

Choices

Choice (4) Response

a.

b.

c.

d.