ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 234  238 of 469
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Question number: 234
» Probability » Probability Distributions » Multinomial
Question
Five cards are drawn from a deck of cards with replacement. What is the probability of drawing club, spade and heart?
Choices
Choice (4)  Response  

a.  0.117 

b.  0.029 

c.  0.124 

d.  0.058 

Question number: 235
» Probability » Probability Distributions » Geometric
Question
If follows geometric distribution then is________.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 

Question number: 236
» Probability » Law of Total Probability
Question
We roll a four sided die. If the result is 1 or 2, we roll once more but otherwise we stop. What is the probability that the sum total of our rolls is at least 4?
Choices
Choice (4)  Response  

a. 


b. 


c. 


d. 


Question number: 237
» Probability » Probability Distributions » Poisson
Question
Which of the following situation/situations can be analyzed using Poission distribution?
Choices
Choice (4)  Response  

a.  Birth defects and genetic mutations 

b.  Spread of an endangered animal in Africa 

c.  Number of typing errors on a page 

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

Question number: 238
» Probability » Bayes' Theorem and Applications
Question
A is known to tell the truth in 3 cases out of 8 and he states that a white ball was drawn from a bag containing 6 blacks and 2 white ball. Find the probability that the white ball was drawn.
Choices
Choice (4)  Response  

a. 


b. 


c. 


d.  All of the above 
