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Question
Two events 'A' and 'B' are said to be independent if
Options
A and B are mutually exclusive
P(A' B') = [1 – P(A)][1 – P(A)][1 – P(B)]
P(A) = P(B)
P(A) + P(B) = 1
MCQ
Solution
P(A' B') = [1 – P(A)][1 – P(A)][1 – P(B)]
Explanation:
Two events are. independent
If P(A ∩ B) = P(A) × P(B)
or P(A1 ∩ B) = P(A1) P(B1) = [1 – P(A)] [1 – P(B)]
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