ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 308  311 of 471
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Question number: 308
» Probability » Probability Distributions » Beta
Question
For a standard Beta distribution having pdf , with parameter , which of the following statements is/are correct?
Choices
Choice (4)  Response  

a.  If is increasing with mode at 

b.  If is increasing with 

c.  If is decreasing with mode at 

d.  All a. , b. and c. are correct 

Question number: 309
» Probability » Probability Distributions » Conditional Distributions
Question
Suppose that the joint density of and is
and zero otherwise. Which of the following is equal to
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 310
» Probability » Probability Distributions » Beta
Question
If is the mode of given , then which of the following relation is correct:
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 311
» Probability » Probability Distributions » Conditional Distributions
Question
A continuous random vector have joint probability distribution function
What is the mean of conditional density of given ?
Choices
Choice (4)  Response  

a.  x 

b. 


c. 


d.  None of the above 
