Consider the following in respect of two events A and B : 1. P( A occurs but not B )=P(A)-P(B) if B A 2. P( A...

Question

Consider the following in respect of two events A and B : 1. P( A occurs but not B )=P(A)-P(B) if B A 2. P( A alone or B alone occurs )=P(A)+P(B)-P(A B) 3. P(A B)=P(A)+P(B) if A and B are mutually exclusive Which of the above is/are correct?

Accepted Answer

(B)

NDA 2018 Mathematics question

Solution

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