Misc 1 (i) - Chapter 13 Class 12 Probability

Last updated at Dec. 16, 2024 by

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Misc 1 A and B are two events such that P (A) ≠ 0. Find P(B|A), if (i) A is a subset of BSince A is a subset of B So, A ⊂ B ∴ A ∩ B = A So, P(A ∩ B) = P(A) Now, P(B|A) = (𝑃(𝐵 ∩ 𝐴))/(𝑃(𝐴)) = (𝑷(𝑨))/(𝑃(𝐴)) = 1 ∴ P(B|A) = 1

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Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 14 years. He provides courses for Maths, Science and Computer Science at Teachoo