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For any two events A and B in a sample s...

For any two events A and B in a sample space:

A

`P(A|B)=P(A),` if `A,B` are independent

B

`P(AuuB)=P(A)-P(barAnnbarB)` does not hold

C

`P(AuuB)=1-P(barA)P(barB)` if `A` and `B` are independent

D

`P(AuuB)=1-P(barA)P(barB)` if `A` and `B` are disjoint

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