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Three cards are drawn seccessively with ...

Three cards are drawn seccessively with replacement from a well shuffled pack of 52 playing cards. If getting a card of spade is considered success, find the probability distribution of the number of successes.

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The correct Answer is:
`P(x)=""^(3)C_(x)((1)/(4))^(x)((3)/(4))^(3-x),x=0,1,23`
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