ISS Statistics Paper I (New 2016 MCQ Pattern): Questions 210  214 of 454
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Question number: 210
» Probability » Classical and Axiomatic Definitions
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 axiomatic 

b.  0 and classical 

c.  1 and classical 

d.  1 and empirical 

Question number: 211
» Probability » Discrete and Continuous Random Variables
Question
Which of the following cannot be the example of exponential random variable?
Choices
Choice (4)  Response  

a.  Number of pizza a person eats in a month. 

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

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

d.  All of the above 

Question number: 212
» Probability » Discrete and Continuous Random Variables
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.  Continuous 

b.  Can’t say anything. 

c.  Discrete 

d.  Sometime discrete sometime continuous 

Question number: 213
» Probability » Probability Distributions » Uniform
Question
If , then what will be the standard deviation of ?
Choices
Choice (4)  Response  

a.  261.2 

b.  59.8 

c.  120.5 

d.  161.4 

Question number: 214
» Probability » Probability Distributions » Bernoulli
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. 

