ProbabilityProbability Distributions (ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern)): Questions 55  57 of 109
Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 469 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: 55
» Probability » Probability Distributions » Poisson
Question
Twenty sheets of copper alloy were examined for surface flaws. The frequency of the number of sheets with a given number of flaws per sheet was as follows:
Number of flaws  Frequency 
0  4 
1  3 
2  5 
3  2 
4  4 
5  1 
What is the probability of finding a sheet chosen at random which contains 3 or more surface flaws?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  Question does not provide sufficient data or is vague 

Question number: 56
» Probability » Probability Distributions » Bernoulli
Question
Consider be a sequence of Bernoulli distribution. Which of the following two statements are correct regardingif any measurable set ?
Statement 1:
Statement 2:
Choices
Choice (4)  Response  

a.  Only Statement 2 is correct. 

b.  Only Statement 1 is correct. 

c.  Neither Statement 1 nor Statement 2 is correct. 

d.  Both a. and b. are correct 

Question number: 57
» Probability » Probability Distributions » Cauchy
Question
If has the standard Cauchy distribution and that and . Then satisfy following options:
Choices
Choice (4)  Response  

a.  It has distribution function 

b.  It has pdf 

c.  None of the above 

d.  All of the above 
