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The probability that a bulb produced by a factory will fuse after 150 days of use is 0.05. Find the probability that out of 5 such bulbs. at least one will fuse after 150 days of use

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The probability that a bulb produced by a factory will fuse after 150 days of use is 0.05. Find the probability that out of 5 such bulbs. none

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The probability that a contractor will get a plumbing contract is 2/3 and the probability that he will not get an electric contract is 5/9 . The probability that he will get at least one contract is 4/5 .suppose A is the event that the contractor will get plumbing contract and B is the event that the contractor will get electric contract. using addition theorem of probability find the probability that the contractor will get both the contracts.

The probability that a contractor will get a plumbing contract is 2/3 and the probability that he will not get an electric contract is 5/9. The probability that he will get at least one contract is 4/5.suppose A is the event that ther contract will get plumbing contract and B is the event that the contractor will get electric contract.Also find the probability that the contractor will get both the contracts.

In a box containing 100 bulbs 10 are defective the probability that out of a sample of 5 bulbs none is defective is ?

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A N EXCEL PUBLICATION-PROBABILITY-QUESTION BANK
  1. The probability that a bulb produced by a factory will fuse after 150 ...

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  2. The probability that a bulb produced by a factory will fuse after 150 ...

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  3. The probability that a bulb produced by a factory will fuse after 150 ...

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  4. A bag consists of 10 balls each marked with one of the digits 0 to 9 ....

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  5. In an examination 20 question of true false type are asked suppose a s...

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  6. Suppose X has a binomial distribution B(6,1/2) show that X=3 is the mo...

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  7. On a multiple choice examination with three possible answers for each ...

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  8. A person buys a lottery ticket in 50 lotteries , in each of which his ...

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  9. A person buys a lottery ticket in 50 lotteries ,in each of which his c...

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  10. A person buys a lottery ticket in 50 lotteries in each of which his ch...

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  11. Find the probability of getting 5 exactly twice in 7 throw of a die.

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  12. Find the probability of throwing at most 2 sixes in 6 throws of a sing...

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  13. It is known that 10% of certain articles manufactured are defective . ...

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  14. In a box containing 100 bulbs 10 are defective the probability that ou...

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  15. The probability that a student is not a swimmer is 1/5 then the probab...

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  16. The function f:NtoN given by f(x)=2x

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  17. Find gof(x), if f(x)=8x^3 and g(x)=x^(1/3)

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  18. Let ast be an operation such that aastb=LCM of a and b defined on the ...

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  19. If xy<1,tan^-1x+tan^-1y=........ a)tan^-1(frac(x-y)(1+xy)) b)tan^-1(f...

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  20. Prove that 2 tan^(-1)(1/2) + tan^(-1)(1/7) = tan^(-1)(31/17)

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