1. Chapter 13 Class 12 Probability
  2. Serial order wise
  3. Miscellaneous

Misc 18 - Chapter 13 Class 12 Probability

Last updated at May 29, 2018 by

Misc 18 - If P(A|B) > P(A), which is correct - NCERT - Conditional Probability - Values given

Slide57.JPG

  1. Chapter 13 Class 12 Probability
  2. Serial order wise

    3. Miscellaneous

    Concept wise →

Transcript

Misc 18 If P(A|B) > P(A), then which of the following is correct : (A) P(B|A) < P(B) (B) P(A B) < P(A) . P(B) (C) P(B|A) > P(B) (D) P(B|A) = P(B) Given P(A|B) > P(A) ( ) ( ) >P(A) P(A B) < P(A) . P(B) Finding P(B|A) P(B|A) = ( ) ( ) From (1) P(A B) < P(A) . P(B) P(A B) < P(A) . P(B) Dividing by P(A) both sides ( ) ( ) > . ( ) P(B|A) > P(B) So, C is the correct answer.

Chapter 13 Class 12 Probability
Serial order wise

About the Author

Davneet Singh's photo - Teacher, Computer Engineer, Marketer
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.