Question

Ex 13.1 Class 12 Maths Question 1
Given that E and Fare events such that
P (E) = 0.6, P (F) = 0.3 and P(E∩F) = 0.2
find P(E|F) and P (F|E).

Answer 1

It is given that P(E)=0.6,P(F)=0.3

and P(E∩F)=0.2

⇒P(E∣F)= P(F)P(E∩F)

= 0.30.2

= 32

⇒P(F∣E)= P(E) P(E∩F)

= 0.60.2

= 31

=0.33

Answer 2

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