P(A or B) = P(A) + P(B) − P(A and B) when
1. A and B are mutually exclusive
2. A and B are complements
3. A and B occur together
4. A and B are dependent
I am pretty confused on this one help will be great :)
1. A and B are mutually exclusive
2. A and B are complements
3. A and B occur together
4. A and B are dependent
I am pretty confused on this one help will be great :)