# MCQs Probability-3

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, and continuous probability distributions, etc. Let us start MCQs Probability with Answers:

1. If $P(A) =0.80$, $P(B)=0.65$, and $P(A\cup B) = 0.78$, then $P(B|A) =$?

2. Which of the following statements is(are) always true?

3. If two events are independent, then

4. What is the probability that a ball is drawn at random from a jar?

5. One of the basic requirements of probability is

6. If $A$ and $B$ are independent events with $P(A)=0.38$ and $P(B)=0.55$, then $P(A|B)=$?

7. The multiplication law is potentially helpful when we are interested in computing the probability of

8. Events $A$ and $B$ are mutually exclusive with $P(A)=0.3$ and $P(B) = 0.2$. The probability of the complement of Event $B$ equals

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

10. In an experiment, events $A$ and $B$ are mutually exclusive, if $P(A)=0.6$, then the probability of $B$

11. If $X$ and $Y$ are mutually exclusive events with $P(X) = 0.295, P(Y) = 0.32$, then $P(X|Y)=$?