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The probability of a shooter hitting a t...

The probability of a shooter hitting a target is 3/4.How many minimum number of times must he fire so that the probability of hitting the target at least is more than 0.99?

A

2

B

3

C

4

D

5

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CHETANA PUBLICATION-BINOMIAL DISTRIBUTION-EXERCISE
  1. In a binomial distribution,n=4.If 2P(X=3)=3,P(X=2)then p=……….

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  2. If X~B(4,p) and P(X=0)=16/81,then P(X=4)=…………..

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  3. The probability of a shooter hitting a target is 3/4.How many minimum ...

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  4. If the mean and variance of a binomial distribution are 18 and 12 resp...

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  5. A coin is tossed six times.The probability of obtaining 5 or 6 heads i...

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  6. For a binomial distribution,n=5.If P(X=4)=P(X=3) then p=…….

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  7. A coin is tossed four times,then the expected value of the number of h...

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  8. If p.m.f of a r.v.X is P(X)=P(A)=(4/x)(5/9)^x.(4/9)^(4-x),x=0,1,2,3,4 ...

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  9. A fair coin is tossed 9 times.The probability that it shows exactly 5 ...

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  10. The probability of guessing correctly at least six of 10 answers in Tr...

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  11. X is a binomial variate with E(X)=4 and standard deviation =sqrt 3,the...

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  12. If a fair die is rolled 5 times,what is the probability that two of th...

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  13. X~B(n,P) if n=6 and P[x=4]=P[x=2] then P=

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  14. A fair coin tossed 8 times.The probability that it shows heads a large...

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  15. If mean of a binomial distribution is 3 and variance is 3/2 the proba...

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  16. If X~B(n,P) and E(X)=12,Var(X)=4,then n=?

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  17. A die is thrown three times.The probability of obtaining at most two s...

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  18. In a binomial distribution,n=4.If 2P(X=3)=3P(X=2)then p=……….

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  19. Given that X~B(n=10,P) and E(X)=8,find the value of P.

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  20. The probability that the certain kind of component will survive a chec...

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