1) Can two events be mutually exclusive and independent? a) Yes b) No 2) If A and B are two events such that P(A U B) = 0.7, P(A n B) = 0.2, and P(B) = 0.5, are they independent? a) Yes b) No 3) If A and B are two independent events such that P(A∪B)= 0.6, P(A) = 0.2, find P(B). a) 0.1 b) 0.2 c) 0.4 4) If P(A) = 0.5, P(B) = 0.8 and P(B/A) = 0.8, find P(A / B) and P(A∪B) . a) 0.4 b) 0.6 c) 0.9 5) If for two events A and B, P(A) = 3/4, P(B) = 2/5 and AUB = S (sample space), find the conditional probability P(A/B) a) 3/4 b) 3/20 c) 2/5 d) 3/8

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