ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 47  50 of 246
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Question number: 47
» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator
Question
Let be a random sample from a uniform population on [0, ]. Then the sufficient estimator for is
Choices
Choice (4)  Response  

a. 


b. 


c.  Question does not provide sufficient data or is vague 

d.  All of the above 

Question number: 48
» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator
Question
A random sample of size 5 is drawn from a normal population with mean and . And if , , Which one is the best estimator in terms of variance?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 49
» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator
Question
If is the variance of a random sample from an infinite population with mean μ and finite variance . Then is 
Choices
Choice (4)  Response  

a.  Biased estimator of 

b. 


c.  Unbiased estimator of 

d.  Question does not provide sufficient data or is vague 

Question number: 50
» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator
Question
Let be a random sample of size n from a large population with mean μ and variance . Which of the following statement is correct?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 
