Statistical Inference and Hypothesis TestingConfidence Interval Estimation (ISS (Statistical Services) Statistics Paper II (New 2016 MCQ Pattern)): Questions 27  30 of 73
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Question number: 27
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
Consider the general form of confidence interval for the mean .
In this expression is known as ………. and is known as ……………….
Choices
Choice (4)  Response  

a.  Critical value, Standard Error 

b.  Point estimate, Standard deviation 

c.  Control limit, variance 

d.  All of the above 

Question number: 28
» 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: 29
» 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.  All of the above 

Question number: 30
» Statistical Inference and Hypothesis Testing » Confidence Interval Estimation
Question
The 95 % confidence interval for of the normal population is given by
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 

