In the definition of the independence of two events, you were given three equalities to
Chapter 2, Problem 2.78(choose chapter or problem)
In the definition of the independence of two events, you were given three equalities to check: P(A|B) = P(A) or P(B|A) = P(B) or P(AB) = P(A)P(B). If any one of these equalities holds, A and B are independent. Show that if any of these equalities hold, the other two also hold.
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