(1) fifteen coupons are numbered .Seven Coupons are selected at random with replacement. Then find the probability no. appearing on a selected coupons is

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- Feb 18th 2011, 04:33 PMjacksprobability(1)
(1) fifteen coupons are numbered .Seven Coupons are selected at random with replacement. Then find the probability no. appearing on a selected coupons is

- Feb 18th 2011, 05:51 PMmr fantasticQuote:

Then find the probability no. appearing on a selected coupons is 9

What you have here is a binomial distribution with n = 7 and p = 1/15.

If you need more help, please clarify the question, show what you've tried and say where you are stuck. - Feb 18th 2011, 07:19 PMjacks
actually I have not getting any idea in that question.

Thanks.