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August 22, 2014

August 22, 2014

Posted by **James** on Sunday, January 8, 2012 at 10:09am.

(c) Sketch a Venn diagram and describe it in words

- Math -
**Steve**, Sunday, January 8, 2012 at 4:02pmP(A ∪ B) = P(A) + P(B) - P(A ∩ B) = 1

I think you'll find that given two possible outcomes, it will always be one or the other. :-)

P(A|B) = P(A ∩ B)/P(B)

Since P(A and B) = 0, P(A|B) = 0

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