MCQs Random Variables 5

This quiz contains MCQs about Random variables. Let us start with the Online Quiz about Random Variables.

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


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


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


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


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


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


7. A continuous variable is a variable that can assume


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


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


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


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


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


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


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


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


Muhammad Imdad Ullah

Currently working as Assistant Professor of Statistics in Ghazi University, Dera Ghazi Khan. Completed my Ph.D. in Statistics from the Department of Statistics, Bahauddin Zakariya University, Multan, Pakistan. l like Applied Statistics, Mathematics, and Statistical Computing. Statistical and Mathematical software used is SAS, STATA, GRETL, EVIEWS, R, SPSS, VBA in MS-Excel. Like to use type-setting LaTeX for composing Articles, thesis, etc.

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