Important Random Variable MCQ Questions 4

The post is about Random Variable MCQ Questions. There are 20 multiple-choice questions in the quiz. The quiz covers topics related to the generation of random numbers, types of random variables, examples of random variables, Expected value and variance of random variables, and distribution of random variables. Let us start with Random Variable MCQ questions.

Online MCQs about Random Variable with Answers

1. If $X$ and $Y$ are independent random variables, then $Var(X-Y)$ is equal to

 
 
 
 

2. The number of children in a family is an example of ________ variable

 
 
 
 

3. A variable which can assume all values in the range is called

 
 
 
 

4. Usually, measurements give rise to ________ data

 
 
 
 

5. Random numbers are generated by some

 
 
 
 

6. The number of automobile accidents per year in Multan city is an example of

 
 
 
 

7. In a family with two children, how many are girls there

 
 
 
 

8. The sum of dots when two dice are rolled is an example of

 
 
 
 

9. A Chi-Square random variable can assume the value

 
 
 
 

10. In generating random numbers the probability of each digit/number is

 
 
 
 

11. The number of deaths in a road accident is an example of _________ variable

 
 
 
 

12. If $X$ and $Y$ are random variables, then $E(X-Y)$ is equal to

 
 
 
 

13. The amount of milk produced by a cow is _________ variable

 
 
 
 

14. The set of all possible outcomes of a random experiment is called

 
 
 
 

15. In generating random numbers there are _________ number of assumptions to follow

 
 
 
 

16. Continuous variables can assume __________ values

 
 
 
 

17. Discrete data is usually generated by the process

 
 
 
 

18. Which of the following is a characteristic of the probability distribution of a random variable?

 
 
 
 

19. A variable that takes measurable values is called a

 
 
 
 

20. A discrete variable is also called

 
 
 
 

Question 1 of 20

Online Random Variable MCQ Questions

Online Random Variable MCQ Questions with Answers
  • Random numbers are generated by some
  • In generating random numbers there are ———- number of assumptions to follow
  • In generating random numbers the probability of each digit/number is
  • In a family with two children, how many are girls there
  • A discrete variable is also called
  • Discrete data is usually generated by the process
  • The sum of dots when two dice are rolled is an example of
  • The number of deaths in a road accident is an example of ———- variable
  • The number of children in a family is an example of ———- variable
  • A variable which can assume all values in the range is called
  • Usually, measurements give rise to ———– data
  • Continuous variables can assume ———– values
  • The amount of milk produced by a cow is ———- variable
  • A variable that takes measurable values is called a
  • The set of all possible outcomes of a random experiment is called
  • A Chi-Square random variable can assume the value
  • The number of automobile accidents per year in Multan city is an example of
  • Which of the following is a characteristic of the probability distribution of a random variable?
  • If $X$ and $Y$ are random variables, then $E(X-Y)$ is equal to
  • If $X$ and $Y$ are independent random variables, then $Var(X-Y)$ is equal to
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