Probability (ISS Statistics Paper I (New 2016 MCQ Pattern)): Questions 123  127 of 205
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 458 questions. Access all new questions we will add tracking exampattern and syllabus changes. View Sample Explanation or View Features.
Rs. 300.00 or
Question number: 123
» Probability » Probability Distributions » Random Vectors
Question
What is the distribution function of a random variable which have following density function?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 124
» Probability » Probability Distributions » Beta
Question
If then has ________ distribution
Choices
Choice (4)  Response  

a.  Uniform 

b.  Normal 

c.  Cauchy 

d.  None of the above 

Question number: 125
» Probability » Modes of Convergences of Sequences of Random Variables » With Probability One
Question
If as with probability 1 then,
Choices
Choice (4)  Response  

a.  as in probability. 

b.  as in rth mean. 

c.  as almost everywhere. 

d.  Question does not provide sufficient data or is vague 

Question number: 126
» Probability » Probability Distributions » Joint and Marginal Distributions
Question
The cumulative distribution function for the joint distribution of the continuous random variables and is . What is the value of
Choices
Choice (4)  Response  

a.  0.9 

b.  3.2 

c.  4.1 

d.  None of the above 

Question number: 127
» Probability » Probability Distributions » Gamma
Question
Which of the following property is/are satisfied by a standard Gamma distribution with shape parameter ?
Choices
Choice (4)  Response  

a.  If , is decreasing with as . 

b.  If , is concave upward. 

c.  If , is concave downward and then upward, with inflection point at . 

d.  All a. , b. and c. are correct 
