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Four balls are to be drawn without repla...

Four balls are to be drawn without replacement from a box containing 8 red and 4 white balls. If X denotes the number of red balls drawn, find the probability distribution of X.

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MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. A bag contains 5 red marbles and 3 black marbles. Three marbles are dr...

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  2. A and B throw a pair of dice alternately. A wins the game if he gets a...

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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  17. A box contains 16 bulbs out of which 4 bulbs are defective. 3 bulbs ar...

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  18. From a lot of 30 bulbs which include 6 defectives, a sample of 4 bulbs...

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  19. In a game, a man wins a rupee for a six and loses a rupee for any othe...

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  20. A die is thrown 7 times. If getting an "even number" is "success", fin...

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