- #1

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## Main Question or Discussion Point

Why is it that given 3 events, A, B, and C describe a sample space, then:

P(A) = P(AB

Shouldn't it be:

P(A) = P(ABC) + P(ABC

Thanks!

P(A) = P(AB

^{C}C^{C}) + P(ABC)Shouldn't it be:

P(A) = P(ABC) + P(ABC

^{C}) +P(AB^{C}C) +P(AB^{C}C^{C})Thanks!