ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern): Questions 164  168 of 253
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Question number: 164
» Statistical Inference and Hypothesis Testing » Factorization Theorem
Question
Factorization theorem for sufficiency is known as
Choices
Choice (4)  Response  

a.  RaoBlackwell Theorem 

b.  FisherNeyman Theorem 

c.  Bernoulli Theorem 

d.  CramerRao Theorem 

Question number: 165
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
Suppose there is a survey carried out on 200 persons and the calculated mean and Standard Deviation are 5.83 and 0.86 respectively, then the confidence interval of 95 % of the population mean would be
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 166
» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator
Question
Relative efficiency of an estimator as compared to is given as
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 167
» Statistical Inference and Hypothesis Testing » CramerRao Inequality
Question
CramerRao inequality with regard to the variance of an estimator provides
Choices
Choice (4)  Response  

a.  Asymptotic variance of an estimator 

b.  Upper bound on the variance 

c.  Lower bond on the variance 

d.  Question does not provide sufficient data or is vague 

Question number: 168
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
If and are the mean and standard deviation of a random sample from a Normal distribution with unknown variance , a percent confidence interval on is given by
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 
