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Two balls are chosen randomly from an ur...

Two balls are chosen randomly from an urn containing 6 white and 4 black balls . Suppose that we win ₹ 30 for each black ball selected and we lose ₹ 20 for each white ball selected. If X denotes the winning amount then find the values of X and number of points in its inverse images .

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FULL MARKS-PROBABILITY DISTRIBUTIONS-Additional Problems
  1. Two balls are chosen randomly from an urn containing 6 white and 4 bla...

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  2. Four defective oranges are accidentally mixed with sixteen good ones ....

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  3. Find the probability mass function and the cumulative distribution fun...

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  4. For the distribution function given by F(x)={{:(0",", x lt 0), (x^(2)"...

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  5. For the probability density function f(x) ={(2e""^(-2x),x gt0),(0,xlt=...

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  6. The probability density function of a random variable x is f(x) = {(kx...

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  7. A continuous random variable x has the p.d.f defined by f(x) = {(Ce""^...

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  8. An urn contains 4 white and 3 Red balls. Find the probability distribu...

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  9. Find the mean and variance of the distribution f(x) = {(3e""^(-3x),0lt...

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  10. Two cards are drawn with replacement from a well shufflied deck of 52 ...

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  11. In a Binomial distribution if n = 5 and P(X=3) =2P (X=2) find p.

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  12. If the sum of mean and variance of a Binomial Distribution is 4.8 for ...

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  13. If on an average 1 ship out of 10 do not arrive safely to parts . Fin...

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  14. The overall percentage of passes in a certain examination is 80 . If s...

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  15. In a hurdle race a player has to cross 10 hurdles . The probability th...

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  16. If f(x) = {(kx^(2),0ltxlt 3),(0,"elsewhere"):} is a probability densit...

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  17. If f(x) = (A)/(pi)(1)/(16+x^(2)),0 ltx lt oo is a probability density ...

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  18. A random variable X has the following probability mass function as fol...

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  19. X is a discrete random variable which takes the values of 0,1,2 and P ...

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  20. Given E(X+C)=8 and E(X-C)=12 The value of C is

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  21. X is a random variable taking the values 3,4 and 12 with probabilites ...

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