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Two cards are drawn form pack of 52 card...

Two cards are drawn form pack of 52 cards one after another with replacement. Find the mean of the number of kings.

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The correct Answer is:
`(2)/(13)`
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AAKASH SERIES-RANDOM VARIABLES-Exercise 4.1
  1. is the probability distribution of random varibale X. Find k and varia...

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  2. Find the mean and variance of the random variable X which follows the ...

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  3. The probability distribution of a random variable X is given below. ...

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  4. The range of a random variable X is {0, 1, 2}. Given that P(X=0)=3c^(3...

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  5. Let X be a random varibale such that P(X = -2) = P(X = -1) = P(X = 2...

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  6. If X is a random varibale with the following distribution where p...

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  7. The range of a random variable X = {1, 2, 3,….} and probabilities are ...

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  8. The range of a random variable X = {1, 2, 3,…} and the probability dis...

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  9. If a random variable X takes the value x(k) = ((-1)^(k)2^(k))/(k) (k =...

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  10. Two dice are rolled and the probability distribution of the sum of the...

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  11. Four bad apples are mixed with 20 good apples. If 2 apples are drawn a...

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  12. A box contain 6 tickets. Two of the tickets carry a price of Rs 5/- ea...

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  13. A buisness man gets a profit of Rs. 2800 with probability 0.5, loss of...

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  14. Two cards are drawn form pack of 52 cards one after another with repla...

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  15. Two cards are drawn from pack of 52 cards one after another without re...

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  16. A pair of fair dice is rolled 2 times. Find the mean of the number of ...

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  17. A coin is loaded such that P(H)=3P(T). It is tossed 3 times. Let X be ...

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  18. Two coins whose faces are mared 1 and 2 are tossed. Let X be the total...

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