Q3 of 42 Page 1268

Let A and B be the events such that

and


Find


(i) P(A ∩ B)


(ii) P(A ∪ B)


(iii) P(A / B)



Given - A and B be the events such that and



To find – (i) (ii) (iii)


Formula to be used – By conditional probability, where is the probability of occurrence of the event A given that B has already occurred.


(i)





(ii)







(iii)





More from this chapter

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1

Let A and B be the events such that

and


Find


(i) P(A / B)


(ii) P(B / A)


(iii) P(A ∪ B)


(iv)


2

Let A and B be the events such that

and


Find


(i) P(A ∩ B)


(ii) P(A / B)


(iii) P(B / A)


(iv)


4

Let A and B be the events such that

and


Find


(i) P(A ∩ B)


(ii) P(A ∪ B).


 5

A die is rolled. If the outcome is an even number, what is the probability that it is a number greater than 2?