If two events. A and B, are independent then which of the following is always true about their probabilities?

1) P (A) = P (B)

2) P (A and B) = P (A) P (B)

3) P (A OR B) = P (A) P (B) - P (A and B)

4) P (A and B) = P (A) + P (B)

Question

Ducky

3 February, 20:17

+2

Answers (1)

Know the Answer?

Arthur Marks · Answer 1

Arthur Marks 3 February, 23:59

0

The answer I think is 4?

If two events. A and B, are independent then which of the following is always true about their probabilities?1) P (A) = P (B)2) P (A and B) = P (A) P (B)3) P (A OR B) = P (A) P (B) - P (A and B)4) P (A and B) = P (A) + P (B)