MCQs Probability Online Quiz-4

This Quiz contains Multiple Choice Questions about Probability and probability distribution, event, experiment, mutually exclusive events, collectively exhaustive events, sure event, impossible events, addition and multiplication laws of probability, discrete probability distribution, continuous probability distributions, etc. Let us start MCQs Probability Online Quiz:

MCQs about probability, sample space,

1. Each customer entering a departmental store will either buy or not buy a certain product. An experiment consists of the following 3 customers and determining whether or not they will buy any certain product. The number of sample points in this experiments are:


2. If two events are mutually exclusive, then the probability of their intersection


3. A lottery is conducted using 3 urns. Each urn contains balls numbered from 0 to 9. One ball is randomly selected from each urn. The total number of sample points in the sample space is


4. The “Top Three” at a racetrack consists of picking the correct order of the first three horses in a race. If there are 10 horses in a particular race, how many “Top Three” outcomes are there?


5. The probability assigned to each experimental outcome must be


6. Two events, $A$ and $B$ are mutually exclusive and each has a non-zero probability. If event $A$ is known to occur, the probability of the occurrence of event $B$ is


7. The probability of the intersection of two mutually exclusive events


8. A method of assigning probabilities that assumes the experimental outcomes are equally likely is called


9. When the assumption of equally likely outcomes is used to assign probability values, the method used to assign probabilities is referred to as the


10. Thee applications for admission to a university are checked to determine whether each applicant is male or female. The number of sample points in this experiment are


11. The union of events $A$ and $B$ is the event containing


12. The addition law is helpful in computing the probabilities of


13. An experiment consists of four outcomes with $P(A) = 0.2, P(B) = 0.3, P(C) = 0.4$. The probability of the outcome $P(D)$ is


14. If $A$ and $B$ are mutually exclusive events with $P(A)=0.3$ and $P(B)=0.5$, then $P(A \cap B)=$?


15. Two events are mutually exclusive if


16. The probability of the union of two events with non-zero probabilities


17. Events that have no sample points in common are called


18. Given that event $A$ has probability of 0.25, the probability of the complement of event $A$


19. Two letters are to be selected at random from five letters (A, B, C, D, and E). How many possible selections are there?


20. When the results of historical data or experimentation are used to assign probability values, the method used to assign probabilities is referred to as the


21. If $P(A) = 0.62, P(B) = 0.47$, and $P(A\cup B) = 0.88$, then $P(A \cap B) =$ ?


22. If $P(A) = 0.38, P(B) = 0.83$, and $P(A\cap B)=0.57$, then $P(A\cup B) =$ ?


23. The symbol $\cap$ shows the


24. Suppose your favorite cricket team has 2 games left to finish the series. The outcome of each game can be won, lose, or tie. The number of possible outcomes is


25. The symbol $\cup$ shows the


MCQs Probability Online Quiz

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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