ISS Statistics Paper I (New 2016 MCQ Pattern): Questions 210  214 of 404
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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. 
