# statistic question (need detailed solution)

Anonymous

Question description

1. Show thatA= (A∩B)∪(A∩Bc). This conceptually says that any sample point that is in A must also either be (in both A and B) or (in both A and Bc).

2. Suppose we have a sample space Ω and events A and B defined such that A ∪ B= Ω. Show that Ac and Bc are disjoint.

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