railway RRB JE (CBT I + CBT II) Mock Test 2024 Engineering Mathematics Probability Conditional Probability
Let two events A, B be two mutually exclusive events. Let P(.) denote the probability. Which of the following statements is true?
1
P(A∩B) = P(A) P(B)
2
P(A∩B) = P(A) + P(B)
3
P(A∪B) = P(A) + P(B)
4
P(A∪B) = P(A) P(B)