Probability (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 135  136 of 205
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Question number: 135
» Probability » Probability Distributions » Beta
Question
Suppose where . Then which of the following statement is correct?
Choices
Choice (4)  Response  

a.  Then the distribution is a twoparameter exponential family with natural parameters and , and natural statistics and . 

b.  Then the distribution is a twoparameter exponential family with natural parameters and , and natural statistics and . 

c.  Then the distribution is a twoparameter exponential family with natural parameters and , and natural statistics and . 

d.  Then the distribution is a twoparameter exponential family with natural parameters and , and natural statistics and . 

Question number: 136
» Probability » Probability Distributions » Lognormal
Question
Maximum Likelihood estimator of lognormal distribution for a series of with parameters and are________.
Choices
Choice (4)  Response  

a.  and 

b.  and 

c.  and 

d.  None of the above 
