Wednesday

April 23, 2014

April 23, 2014

Posted by **lorie** on Friday, September 11, 2009 at 6:02pm.

- MTH 156 -
**bobpursley**, Friday, September 11, 2009 at 6:55pmProb(AorBorC)=Prob(A)+Prob(B)+ Prob(C)-Prob(AandB)-Prob(BandC)-Prob(AandC) + Prob (AandBandC).

so. cranking it out...check closely...

Prob(AorBorC)=2/11+ 3/11+ 4/11 -

2/11*3/11 - 3/11 * 4/11 - 4/11*2/22 + 0

81/121 -24/121= 57/121

check that.

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