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If the probability that a bomb will hit ...

If the probability that a bomb will hit a target is 60% and if 10 bombs are dropped then find mean and variance.

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6,2.4
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NAVNEET PUBLICATION - MAHARASHTRA BOARD-QUESTION BANK 2021-PROBABILITY DISTIBUTIONS
  1. Let the p.m.f. of a random variable X be - P(x) = (3 -x)/10 " for ...

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  2. If the probability that a bomb will hit a target is 60% and if 10 bomb...

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  3. If X denotes the number obtained on the uppermost face when a fair di...

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  4. A random variable X has the following probability distribution Th...

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  5. For the random variable X , if V(X) = 4 , E(X) = 3 , then E(X^(2)) is...

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  6. A random variable X takes the values 0,1,2,3,..., with prbability PX(=...

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  7. The p.m.f of a d.r.v. X is P(X = x) = {{:(((. ^(5)C(x)))/(2^(5))", fo...

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  8. If the p.m.f of a d.r.v. X is P(X=x) = {{:((x)/(n(n+1))", for","x = 0,...

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  9. The p.m.f. of a r.v. X is P(x)={{:((c)/(x^(3))","x=1","2","3),(0", oth...

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  10. If a d.r.v. X has the following probability distribution : then P...

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  11. If a d.r.v. X has the following probability distribution: then k ...

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  12. Let X represent the difference between number of heads and number of t...

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  13. An urn contains 5 red and 2 black balls. Two balls are drawn at random...

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  14. State which of the following are not probability mass function of rand...

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  15. State which of the following are not probability mass function of rand...

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  16. State which of the following are not probability mass function of rand...

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  17. State which of the following are not probability mass function of rand...

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  18. Find mean for the following probability distribution

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  19. State whether the following is not the probability mass function of ra...

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  20. Find the expected value and variance of r.v. X whose p.m.f. is given b...

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