Statistical Inference and Hypothesis Testing (ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern)): Questions 95  100 of 222
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Question number: 95
» Statistical Inference and Hypothesis Testing » Characteristics of Good Estimator
Question
Efficiency of sample mean as compared to median as an estimate of the mean of a normal population is
Choices
Choice (4)  Response  

a.  64 percent 

b.  157 percent 

c.  360 percent 

d.  22 percent 

Question number: 96
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
Formula for obtaining 99 % confidence limits for the mean μ of a Normal population with mean μ and standard deviation σ are
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All a. , b. and c. are correct 

Question number: 97
» Statistical Inference and Hypothesis Testing » Simple and Composite Hypotheses
Following Statement is true or false:
The null hypothesis is generally assumed to be ________ until evidence indicates otherwise.
Question number: 98
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
Suppose The confidence interval is given by the relation . Then is called as the
Choices
Choice (4)  Response  

a.  Correlation Coefficient 

b.  Confidence interval 

c.  Confidence coefficient 

d.  All of the above 

Question number: 99
» Statistical Inference and Hypothesis Testing » Moments and Least Squares
Question
In general, the estimates obtained by the method of moments are ________
Choices
Choice (4)  Response  

a.  Asymptotically normal and always efficient 

b.  Not asymptotically normal but efficient 

c.  Asymptotically normal but not efficient 

d.  None of the above 

Question number: 100
» Statistical Inference and Hypothesis Testing » Estimation Methods of Maximum Likelihood
Question
The joint probability density function of the sample variates is called ________
Choices
Choice (4)  Response  

a.  Confidence limits 

b.  Likelihood function 

c.  Minimum Variance Unbiased MVU estimator 

d.  None of the above 
