engineering recuitment NPCIL Plant Operator Mock Test Mathematics Probability Probability of Random Experiments
If A and B are two independent events then
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)