Probability (ISS 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 404 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 300.00 or
Question number: 168
» Probability » Characteristic Function
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
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
Question
If and are independent discrete random variables with the nonnegative 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
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 