
Subscribe to our Youtube Channel - https://you.tube/teachoo
Last updated at Dec. 8, 2016 by Teachoo
Transcript
Misc 19 If A and B are any two events such that P(A) + P(B) P(A and B) = P(A), then (A) P(B|A) = 1 (B) P(A|B) = 1 (C) P(B|A) = 0 (D) P(A|B) = 0 Here P(A and B) = P(A B) Now, P(A) + P(B) P(A and B) = P(A) P(A) + P(B) P(A B) = P(A) P(B) P(A B) = P(A) P(A) P(B) P(A B) = 0 P(B) = P(A B) P(B) = P(A B) Dividing By P(B) 1 = ( ) ( ) ( ) ( ) = 1 Also, P(A|B) = ( ) ( ) So, P(A|B) = 1 Hence, Option (B) is Correct.
Miscellaneous
Misc 2 Important
Misc 3
Misc 4 Not in Syllabus - CBSE Exams 2021
Misc 5 Important Not in Syllabus - CBSE Exams 2021
Misc 6 Important Not in Syllabus - CBSE Exams 2021
Misc 7 Important
Misc 8 Important
Misc 9 Important Not in Syllabus - CBSE Exams 2021
Misc 10 Important
Misc 11 Important
Misc 12
Misc 13 Important
Misc 14 Important
Misc 15 Important
Misc 16 Important
Misc 17 Important
Misc 18
Misc 19 You are here
About the Author