If A and B are mutually exclusive events with P(A) = 0.25 and P(B) = 0.4, then P(A ∪ B) =
A) 0.
B) 0.15.
C) 0.1.
D) 0.65.

Name: If A and B are mutually exclusive events with P(A) = 0.25 and P(B) = 0.4, then P(A ∪ B) = A) 0. B) 0.15. C) 0.1. D) 0.65.
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Question

Quizplus · Accepted Answer

Since A and B are mutually exclusive, they cannot occur at the same time. Therefore, the probability of A or B occurring is the sum of their individual probabilities: P(A ∪ B) = P(A) + P(B) = 0.25 + 0.4 = 0.65. Therefore, the answer is D.

If a and B Are Mutually Exclusive Events with P(A)