ISS Statistics Paper I (New 2016 MCQ Pattern): Questions 277  280 of 404
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Question number: 277
» Probability » Probability Distributions » Laplace
Question
Which of the following statement is/are always correct regarding the probability density function of a Laplace distribution?
Choices
Choice (4)  Response  

a.  It is symmetric about 

b.  It increases on and decreases on , with mode 

c.  It is concave upward on and on with a cusp at 

d.  None of the above 

Question number: 278
» Probability » Probability Distributions » Negative Binomial
Question
Reshma is a basketball player. She is free throw shooter. What is the probability that Reshma makes her third free throw on her fifth shot?
Choices
Choice (4)  Response  

a.  0.414 

b.  0.207 

c.  0.185 

d.  0.735 

Question number: 279
» Probability » Probability Distributions » Multinomial
Question
If are counts in cells/boxes 1 up to m, each box have different probability , and the fixed number of balls are . Then what is maximum Likelihood of Multinomial Cell Probabilities?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 280
» Probability » Probability Distributions » Laplace
Question
If is a random sample of size 4 from a standard normal distribution. Then the will follow ________
Choices
Choice (4)  Response  

a.  Laplace distribution. 

b.  Exponential distribution 

c.  Bivariate normal distribution. 

d.  Question does not provide sufficient data or is vague 
