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13. Probability
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Q2 of 105 Page 538

Compute P(A|B), if P(B) = 0.5 and P (A ∩ B) = 0.32

Given: P(B) = 0.5 and P(A ∩ B) = 0.32

We know that


By definition of conditional probability,




More from this chapter

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1

Given that E and F are events such that P(E) = 0.6, P(F) = 0.3 and P(E ∩ F) = 0.2, find P (E|F) and P(F|E)

3

If P (A) = 0.8, P (B) = 0.5 and P (B|A) = 0.4, find

(i) P(A ∩ B) (ii) P(A|B) (iii) P(A ∪ B)

4

Evaluate P(A ∪ B), if 2P(A) = P(B) = 5/13 and P(A|B) = 2/5.

5

If P(A) = 6/11 , P(B) = 5/11 and P(A ∪ B) = 7/11, find

(i) P(A∩B) (ii) P(A|B) (iii) P(B|A)

Questions · 105
13. Probability
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