Subscribe to our Youtube Channel - https://www.youtube.com/channel/UCZBx269Tl5Os5NHlSbVX4Kg

Slide54.JPG

Slide55.JPG

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

Transcript

Ex 13.1, 16 choose the correct answer: If P (A) = ( 1)/2 , P(B) = 0, then P (A|B) is : (A) 0 (B) 1/2 (C) not defined (D) 1Since P(B) = 0, B = ฯ• So, A โˆฉ B = ฯ• P(A โˆฉ B) = 0 P(A|B) = (๐‘ƒ(๐ด โˆฉ ๐ต))/(๐‘ƒ(๐ต)) = 0/0 โˆด P(A|B) is not defined So, option (C) is correct

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.