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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)) ge (P(A) + P(B)-1)/(P(B)), P (B) ne 0`is always true

B

`O(A nn bar(B)) = P(A) - P(A nnB)`does not hold

C

`P(A) uu B) =1 - P(bar(A)) P(bar(B))`,if A and B are independent

D

`P(A uu B) =1 - P(bar(A)) P(bar(B))`, if A and B are disjoint

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B, C, D
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