The A and B events are mutually exclusive.
If P(A) = 0.3 and P(B) = 0.5, what is the P(A or B)?
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A. 0
B. 0.2
C. 0.15
D. 0.8
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P(A or B)?
P(A∩ B) = 0
They are mutually exclusive, both cannot happen at the same time.
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Answer
A. 0