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i need help plz & in depth explanation !!

math18

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Joined
Feb 25, 2011
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2
For events A and B, P(A)=0.7, P(B)=0.3, and P(A upside down U B)=0.15
Find P(A|B)
 

pka

Elite Member
Joined
Jan 29, 2005
Messages
7,688
math18 said:
For events A and B, P(A)=0.7, P(B)=0.3, and P(A upside down U B)=0.15
Find P(A|B)
We use the formula, \(\displaystyle P(A|B)=\dfrac{P(A\cap B)}{P(B)}~.\)
 
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