Union of Conditional probability

P[(B /C) U (C / B)]

what is the meaning of the expressions above?

is it equal P(B /C) + P (C / B)- P(C joint B)
and when P(C joint B)=0, P[(B /C) U (C / B)]=0

Quote:

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Originally Posted by parklover

P[(B /C) U (C / B)]

what is the meaning of the expressions above?

is it equal P(B /C) + P (C / B)- P(C joint B)
and when P(C joint B)=0, P[(B /C) U (C / B)]=0

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Could it possibly be

Quote:

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Originally Posted by Plato

Could it possibly be

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yes. you are right. aren't they the same thing?

Quote:

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Originally Posted by parklover

yes. you are right. aren't they the same thing?

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Often is written and it means where is complement.

So .