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Ex 13.1, 5 - Chapter 13 Class 12 Probability (Term 2)
Last updated at May 25, 2021 by Teachoo
Chapter 13 Class 12 Probability
Concept wise
-
Conditional Probability - Values given
- Conditional Probability - Statement
- Multiplication rule of probability
- Independent events
- Basic Probability
- Theorem of total probability
- Bayes theorem
- Random Variable - Defination
- Probability distribution
- Mean or Expectation of random variable
- Variance and Standard Deviation of a Random Variable
- Bernoulli Trials
- Binomial Distribution
Transcript
Ex 13.1, 5 If P(A) = 6 11 , P(B) = 5 11 and P(A B) 7 11 , find (i) P(A B) P(A) = 6 11 , P(B) = 5 11 and P(A B) 7 11 Now, P(A B) = P(A) + P(B) P(A B) 7 11 = 6 11 + 5 11 P(A B) P(A B) = 11 11 7 11 P(A B) = Ex 13.1, 5 If P(A) = 6 11 , P(B) = 5 11 and P(A B) 7 11 , find (ii) P(A|B) P(A|B) = ( ) ( ) = 4 11 5 11 = Ex 13.1, 5 If P(A) = 6 11 , P(B) = 5 11 and P(A B) 7 11 , find (iii) P(B|A) P(B|A) = ( ) ( ) = ( ) ( ) = 4 11 6 11 = 4 6 =
