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If A and B are any two events such that ...

If A and B are any two events such that : `P(A) + P(B) – P(A and `B) = P(A)`, then

A

`P(B/A)=1`

B

`P(A/B)=1`

C

`P(B/A)=0`

D

`P(A/B)=0`

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MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. If A and B are two events such that P(A) ne 0 and P(B/A) = 1, then

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  2. If P(A/B) > P(A), then which of the following is correct : :

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  7. Four balls are to be drawn without replacement from a box containing 8...

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  8. Find the probability that in 10 throws of a fair die a score, which is...

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  9. If A and B are two events such that P(A) ne 0 and P(B/A) = 1, then

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  10. A and B are two events such that P (A) ne 0. Find P(B|A),if : AcapB = ...

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  11. Coloured balls are distributed in four boxes as shown in the following...

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  12. Suppose we have four boxes A,B,C and D containing coloured marbles as ...

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  13. Suppose we have four boxes A,B,C and D containing coloured marbles as ...

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  14. Suppose we have four boxes A,B,C and D containing coloured marbles as ...

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  15. Bag I contains 3 red and 4 black balls and Bag II contains 4 red and 5...

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  16. Suppose that 5% of men and 0.25% of women have grey hair. A grey haire...

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  17. Assume that the chances of a patient having a heart attack is 40%. It ...

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  18. If each element of a second order determinant is either zero or one, w...

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  19. An electronic assembly consists of two subsystems, say, A and B. From ...

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  20. An electronic assembly consists of two subsystems, say, A and B. From ...

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