# Important MCQ Random Variables 1

This quiz contains MCQ Random Variables. Let us start with the Online Quiz MCQ Random Variables with answers.

Online MCQs about Random Variable with Answers

1. A variable (Random Variable) assuming a finite number of values is called

2. A variable whose value is determined by the outcome of a random experiment is called

3. Two random variables $X$ and $Y$ are said to be independent if:

4. When four coins are tossed, the value of a random variable (Numbers of head) is

5. If $X$ is a discrete random variable, the function $f(X)$ is

6. If $X$ is a random variable and $a$ and $b$ are constants then $Var(aX+ b)$ is equal to

7. Which of the following statements describes continuous random variables?

8. If $C$ is a non-random variable, the $E(C)$ is

9. Which of the following are examples of discrete random variables?

10. If $X$ is a continuous random variable, then function $f(X)$ is

11. A continuous random variable is a random variable that can

12. A _____ random variable has a countable number of possible values.

13. Which of the following statements accurately describes a key difference between discrete and continuous random variables?

14. If $X$ and $Y$ are random variable then $E(X + Y)$ is equal to

15. A continuous variable is a variable that can assume

16. For a random variable $X$, $E(X)$ is

17. If $X$ and $Y$ are independent random variables then $E(XY)$ is equal to

18. If $X$ is a random variable that can take only non-negative values, then

19. A variable (Random Variable) assuming an infinite number of values is called

20. If $X$ and $Y$ are two independent variables, then

### Online MCQ Random Variables

• If $X$ is a continuous random variable, then function $f(X)$ is
• A variable (Random Variable) assuming an infinite number of values is called
• A variable whose value is determined by the outcome of a random experiment is called
• If $X$ and $Y$ are random variable then $E(X + Y)$ is equal to
• If $X$ is a discrete random variable, the function $f(X)$ is
• When four coins are tossed, the value of a random variable (Number of heads) is
• A variable (Random Variable) assuming a finite number of values is called
• If $X$ and $Y$ are independent random variables then $E(XY)$ is equal to
• Two random variables $X$ and $Y$ are said to be independent if:
• If $X$ and $Y$ are two independent variables, then
• A continuous random variable is a random variable that can
• If $X$ is a random variable that can take only non-negative values, then
• For a random variable $X$, $E(X)$ is
• If $C$ is a non-random variable, the $E(C)$ is
• A continuous variable is a variable that can assume
• A __________ random variable has a countable number of possible values.
• Which of the following statements accurately describes a key difference between discrete and continuous random variables?
• Which of the following are examples of discrete random variables?
• Which of the following statements describes continuous random variables?
• If $X$ is a random variable and $a$ and $b$ are constants then $Var(aX+ b)$ is equal to

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