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If E1 and E2=phi are any two events asso...

If `E_1` and `E_2=phi` are any two events associated with an experiment and `lambdaP(E_1capE_2)=P(E_1//E_2)`, then write down the value of `lambda`.

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PRADEEP PUBLICATION-PROBABILITY-EXERCISE
  1. If E1 and E2 are independent events associated with an experiment and ...

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  2. If E1 and E2 are mutually exclusive, then write down the value of P(E1...

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  3. If E1 and E2=phi are any two events associated with an experiment and ...

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  4. A decimal numeral from (0,1,2,3,4,5,6,7,8,9) is selected at random. Fi...

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  5. If P(E2)=1/9, P(E2//E1)=3/5, P(E1//E2)=3/4 then find P(E1).

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  6. If E1 and E2 mutually exclusive, then find P(E1//E2).

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  7. If E1 and E2 are independent events such that P(E1)=1/3 and P(E2)=1/6 ...

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  8. The probability of occurrence of an event A is 0.5 and that of B is 0....

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  9. If X is the numebr of tails in three tosses of a coin, determine the s...

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  10. A bag contains 5 red marbles and 3 black marbles. Three marbles are dr...

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  11. Three dice are thrown at the same time. Find the probability of gettin...

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  12. Four cards are successively drawn without replacement from a deck of 5...

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  13. A die is thrown 5 times. Find the probability that an odd number will ...

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  14. Prove that P(A)=P(AcupB)+P(AcapB), where A and B are any two events as...

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  15. Prove that P(AcupB)=P(AcapB)+P(AcapbarB)+P(barAcapB), where A and B ar...

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  16. A box has 5 blue and 4 red balls. One ball is drawn and not replaced. ...

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  17. If P(A)=2/5, P( C)=1/2 and P(AcapC)=1/5 then find P(A'capC').

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  18. Find k, if the probability distribution of a random variable X is as f...

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  19. Find the mean of the following probability distribution of a random va...

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  20. For a Binomial disribution mean is 5 and the number of trials is 50, f...

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