P(A) = 1/3, P(B) = 3/4, A ও B স্বাধীন হলে P(A∪B) এর মান নির্নয় করুন?
Solution
Correct Answer: Option D
P(A∪B) = P(A) + P(B) - P(A∩B)
= 1/3 + 3/4 – P(A) . P(B)
= 1/3 + 3/4 - (1/3 x 3/4) = 5/6
= 1/3 + 3/4 – P(A) . P(B)
= 1/3 + 3/4 - (1/3 x 3/4) = 5/6
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