Two events A and B are said to be independent if:
a. P(A and B) = P(A) · P(B).
b. P(A and B) = P(A) + P(B).
c. P(A/B) = P(B).
d. P(B/A) = P(A).
e. P(A or B) = P(A) · P(B).
A
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