Probability (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 91  94 of 205
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Question number: 91
» Probability » Probability Distributions » Uniform
Question
The average number of biscuits a tenyear old child eats per day is uniformly distributed from 2 to 5 biscuits, inclusive. Find the probability that a tenyear old child eats an average of more than three biscuits given that his or her amount is more than 2.5.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  None of the above 

Question number: 92
» Probability » Probability Distributions » Normal
Question
Suppose a sample of bulbs of same type are obtained at random from an ongoing production process in which of all such bulbs produced are defective. What is the probability that I such a sample 150 or fewer bulbs will be defective?
Choices
Choice (4)  Response  

a.  0.725 

b.  0.975 

c.  0.025 

d.  0.535 

Question number: 93
» Probability » Probability Distributions » Binomial
Question
Examine the following curves and choose the incorrect option regarding them.
Choices
Choice (4)  Response  

a.  A and B both follows binomial distribution 

b.  A and B have same small value of the number of independent trials. 

c.  B have large probability of success. 

d.  None of the above 

Question number: 94
» Probability » Distribution Functions and Properties
Question
Which of the following is/are not correct regarding cumulative distribution function?
Choices
Choice (4)  Response  

a.  Two random variables cannot have same cumulative distribution function. 

b.  Two different cumulative distribution functions cannot correspond to single random variable. 

c.  Question does not provide sufficient data or is vague 

d.  None of the above 
