Sunday, February 19, 2012

Conditional Probibility

So Coach Matt is leaving us and BRob is coming back. Missed you BRob, hope you had a good time! This week we learning conditional probibility:


Example 1:


a) P(X') = .6
b) P(Y'/X)= .4 x .7 = .28/.4 = .7
c) P(Y'/X')= .5 x .6 = .3/.6 = .5
d) P(X and Y)= .4 x .3 = .12
e) P(X' and Y)= .6 x .5 = .3
f) P(Y)= .12 + .3 = .42
g) P(X/Y)= .12/.42 = .286
h) P(X'/Y)= .3/.42 = .714

--Daniellle :)


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