ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 106  109 of 246
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Question number: 106
» Statistical Inference and Hypothesis Testing » CramerRao Inequality
Question
Which of the following is not a regularity condition for CramerRao Inequality?
Choices
Choice (4)  Response  

a.  The parameter space , can have only positive values. 

b.  The differentiation and integration of are interchangeable. In symbols


c.  The information function exists and is positive for all 

d.  The derivative exists for all 

Question number: 107
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
As the level of confidence level decreases, the size of the corresponding interval will
Choices
Choice (4)  Response  

a.  Increase 

b.  Decrease 

c.  Remains the same 

d.  Question does not provide sufficient data or is vague 

Question number: 108
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
It is given that , , . then 90 % Confidence Interval for is
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 109
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
is the Confidence intervals for when …… and is the Confidence intervals for when …. .
Choices
Choice (4)  Response  

a.  and 

b.  and 

c.  and 

d.  All of the above 
