A, B, and C are mutually exclusive. P (A) =.2, P (B) =.3, P (C) =.3. Find P (A ∪ B ∪ C). P (A ∪ B ∪ C) =

Question

Mathematics

Taliyah George

15 April, 15:55

A, B, and C are mutually exclusive. P (A) =.2, P (B) =.3, P (C) =.3. Find P (A ∪ B ∪ C). P (A ∪ B ∪ C) =

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Royce Johnson · Answer 1

Events are said to be mutually exclusive if they can not occur at the same time, that is, the probability of those events occurring at the same time is zero.

In the question given above,

P (A) =.2

P (B) =.3

P (C) =.3

P (A U B U C) =.2 +.3 +.3 =.8

Therefore, P (A U B U C) = 0.8.