ProbabilityCentral Limit Theorems for Independent Variables (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 1  4 of 6
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Question number: 1
» 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: 2
» Probability » Central Limit Theorems for Independent Variables
Question
A waitress earns varying tips with a mean of Rs. 10.90 with a standard deviation of Rs. 5.60. Assume on the weekend she gets 60 tips. What is the probability she earns Rs. 750 or more?
Choices
Choice (4)  Response  

a.  0.258 

b.  0.742 

c.  0.866 

d.  0.134 

Question number: 3
» Probability » Central Limit Theorems for Independent Variables
Question
The amount of regular unleaded gasoline purchased every week at a gas station near Palampur follows the normal distribution with mean gallons and standard deviation gallons. The starting supply of gasoline is gallons, and there is a scheduled weekly delivery of gallons. Find the probability that, after weeks, the supply of gasoline will be below gallons.
Choices
Choice (4)  Response  

a.  0.2643 

b.  0.7357 

c. 


d.  0.1056 

Question number: 4
» Probability » Central Limit Theorems for Independent Variables
Question
Suppose that you have a sample of values from a population with mean and standard deviation. What is the probability that the sample mean will be in the interval ?
Choices
Choice (4)  Response  

a.  0.1056 

b.  0.8944 

c.  0.7888 

d.  0.2112 
