Question
If P(A)=0.6, P(B)=0.5, and P(A and B)=0.3, what is P(A or B)?
Select an option. Your answer will be checked instantly.
Correct Answer: D. 0.8
Explanation:
Apply inclusion-exclusion for the union.
0.6 + 0.5 - 0.3 = 0.8.
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