ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 354  357 of 471
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Question number: 354
» Probability » Central Limit Theorems for Independent Variables
Question
A large freight elevator can transport a maximum of pounds. Suppose a load of cargo containing boxes must be transported via the elevator. Experience has shown that the weight of boxes of this type of cargo follows a distribution with mean pounds and standard deviation pounds. Based on this information, what is the probability that all boxes can be safely loaded onto the freight elevator and transported?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  0.9348 

Question number: 355
» Probability » Mathematical Expectation and Conditional Expectation
Question
Let random variables , be independent normal random variables. So if then, which of the following is the characteristic function of if and ?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 356
Question
For each independent sequence of events , we have________
Choices
Choice (4)  Response  

a. 


b. 


c.  Both a. and b. are correct 

d.  None of the above 

Question number: 357
» Probability » Kolmogorov's Inequalities
Question
Which of the following statement is correct?
Choices
Choice (4)  Response  

a.  Chebyshev’s Inequality is an special case of Kroneckers lemma. 

b.  Chebyshev’s Inequality is an special case of Kolmogorov’s Inequality. 

c.  Question does not provide sufficient data or is vague 

d.  None of the above 
