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An urn contains 5 red and 2 black balls....

An urn contains 5 red and 2 black balls.Two balls are drawn at random.X denotes number of black balls drawn.What are the possible values of X?

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CHETANA PUBLICATION-PROBABILITY DISTRIBUTIONS-EXERCISE
  1. Let X represent the difference between number of heads and number of t...

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

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  3. State which of the following are not the probability mass function of ...

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  4. State which of the following are not the probability mass function of ...

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  5. State which of the following are not the probability mass function of ...

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  6. State which of the following are not the probability mass function of ...

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  7. State which of the following are not the probability mass function of ...

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  8. Find the probability distribution of (i)Number of heads in two tosses ...

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  9. Find the probability distribution of (iii)Number of heads in four toss...

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  10. From a lot of 30 nulbs which include 6 defectives,a sample of 4 bulbs ...

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  11. A random variable X has the following probability distribution find me...

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  12. Find expected value and variance of X,where X is number obtained on up...

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  13. Two dice are thrown simultaneously.If X denotes the number of sixes,fi...

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  14. Two numbers are selected at random(without replacement) from the first...

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  15. Let X denote the sum of the numbers obtained when two fair dice are ro...

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  16. A class has 15 students whose ages are 14,17,15,14,21,17,19,20,16,18,2...

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  17. Identify the random variable as either discrete or continuous in each ...

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  18. The probability distribution of discrete r.v.X is as follows:- Find (...

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  19. The following is probability distribution of random variable X. Values...

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  20. The following is probability distribution of random variable X.determi...

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