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From a lot of 15 bulbs which include 5 d...

From a lot of 15 bulbs which include 5 defectives, a sample of 4 bulbs is drawn one by one with replacement. Find the probability distribution of the number of defective bulbs. Hence, find the mean of the distribution.

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MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. The probability distribution of a random variable 'X', taking values 1...

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  2. The probability distribution of a random variable 'X', taking values 1...

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  3. From a lot of 15 bulbs which include 5 defectives, a sample of 4 bulbs...

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  4. Find the probability distribution of white balls drawn when 3 balls ar...

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  5. Two numbers are selected at random (without replacement) from the firs...

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  6. An urn contains 3 white and 6 red balls. 4 balls are drawn one by one ...

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  7. Obtain binomial distribution, if : n=6, p=1/3.Find the mean

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  8. Obtain binomial distribution, if : n=5, p=1/6

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  9. Suppose X has a binomial distribution B(6,(1)/(2)) . Show that X=3 is ...

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  10. A coin is tossed 7 times. What is the probability that head appears on...

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  11. A coin is tossed 7 times. What is the probability that tail appears on...

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  12. A coin is tossed 5 times. What is the probability that head appears on...

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  13. A coin is tossed 5 times . What is the probability of getting at least...

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  14. A coin is tossed 5 times. What is the probability of getting : at most...

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  15. A coin is tossed 5 times. What is the probability of getting : no head...

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  16. A coin is tossed 5 times. What is the probability of getting : 3 heads...

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  17. A coin is tossed 6 times. Find the probability of obtaining 4 heads.

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  18. If a fair coin is tossed 10 times, find the probability of: exactly si...

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  19. If a fair coin is tossed 10 times, find the probability of: at least s...

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  20. If a fair coin is tossed 10 times, find the probability of: at most s...

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