ISS (Statistical Services) Statistics Paper I (New 2016 MCQ Pattern): Questions 362  366 of 472
Access detailed explanations (illustrated with images and videos) to 472 questions. Access all new questions we will add tracking exampattern and syllabus changes. Unlimited Access for Unlimited Time! View Sample Explanation or View Features.
Rs. 300.00 or
How to register?
Question number: 362
» Probability » Central Limit Theorems for Independent Variables
Question
A waitress earns varying tips with a mean of Rs. 10.90 with a standard deviation of Rs. 5.60. Assume on the weekend she gets 60 tips. What is the probability she earns Rs. 750 or more?
Choices
Choice (4)  Response  

a.  0.134  
b.  0.866  
c.  0.742  
d.  0.258 
Question number: 363
» Probability » Uniqueness and Continuity Theorems
Question
If and are two random variables such that . Then which of the following is correct?
Choices
Choice (4)  Response  

a.  and are both continuous distributions.  
b.  and have no relation.  
c.  and have same distribution.  
d.  Question does not provide sufficient data or is vague 
Question number: 364
» Probability » Inversion
Question
Which of the following statement is/are correct?
Choices
Choice (4)  Response  

a.  The characteristic function of random variable uniquely characterizes its distribution.  
b.  Two or more random variables cannot follow same characteristic function.  
c.  All of the above  
d.  None of the above 
Question number: 365
» Probability » Tchebycheff's Inequalities
Question
If follows an exponential distribution with , then what is the bound of using Tchebycheff’s Inequality?
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 366
» Probability » Characteristic Function
Question
For any random variable , its characteristic function is uniformly continuous on and satisfies following properties________ always.
Choices
Choice (4)  Response  

a.  , where for a complex number, denote the conjugate.  
b. 
 
c. 
 
d.  All of the above 