ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 327  332 of 472
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Question number: 327
» 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.  Question does not provide sufficient data or is vague 
Question number: 328
» Probability » Modes of Convergences of Sequences of Random Variables » In Distribution
Question
Consider the following events and then choose the option in which the given events are same.
I) does not converges to as .
II) converges to as
III) For some for infinitely many
IV) For some for infinitely many .
Choices
Choice (4)  Response  

a.  II and IV  
b.  I and III  
c.  II and III  
d.  None of the above 
Question number: 329
» Probability » Probability Distributions » Distributions of Functions of Random Variables
Question
Suppose now that and are realvalued random variables for an experiment, so that is random vector taking values in a subset of Suppose that with and . Then ________.
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 330
» Probability » Probability Distributions » Gamma
Question
Which of the following is equivalent to for .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 331
» Probability » Probability Distributions » Lognormal
Question
A threepoint estimate of a lognormal distribution parameters and is________.
Choices
Choice (4)  Response  

a.  and  
b.  and  
c.  and  
d.  and 
Question number: 332
» Probability » Modes of Convergences of Sequences of Random Variables » In Distribution
Question
Let for and let Let and be the corresponding probability density functions and let and be the corresponding distribution functions. Then which of the following option is/are correct?
Choices
Choice (4)  Response  

a.  as  
b.  as for all  
c.  as for all  
d.  Question does not provide sufficient data or is vague 