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Suppose that P(A) = .30 P(B) = .50 If A and B are mutually exclusive, what is the probability of A or B? If A

Suppose that P(A) = .30 P(B) = .50
IfAandBare mutually exclusive, what is the probability of A or B?
IfAandBare independent, what is the probability ofAorB?
Hint: Find P(A and B) first.
If A and B are independent, find P(A|B).

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