Thread: 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

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

Could it possibly be

Originally Posted by Plato

Could it possibly be

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

Originally Posted by parklover

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

Often is written and it means where is complement.

So .