alleryStart learning →A and B are mutually exclusive, P(A)=0.3 and P(B)=0.45. Find P(A or B).
A0.75
B0.135
C0.15
D0.85
Answer & Solution
Correct answer: A. 0.75
For mutually exclusive events probabilities add: 0.3 + 0.45 = 0.75.
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