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NCERT Class XII Mathematics Chapter - - Solutions

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Question : 1
Total: 101
Exercise- 13.1
Given that E and F are 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).
Solution:  
P(E|F)=
P(E∩F)
P(F)
=
0.2
0.3
=
2
3
andP(F|E)=
P(F∩E)
P(E)
=
0.2
0.6
=
1
3
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