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Suppose A and B are two evens such that P (A) = 0.45, P (B) = 0.31, and P (A or B) = 0.52. (a)

Suppose A and B are two evens such that P (A) = 0.45, P (B) = 0.31, and P (A or B) = 0.52.

(a) Find P (A and B).

(b) Are A and B independent?

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