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posted by  student on 11/3/2009 2:02:53 PM  |  status: Live  |  Earned Karma: 243

Probability

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N/A N/A N/A N/A 11/4/2009 at 4:00:00 PM
Question Details:
Five customers visit a store, consider the type of soda they can purchase.

a) If the probability that one purchases Coke is 0.428, what is the probability that at least two customers purchase Coke?

b) If P(all five purchase Pepsi) = 0.116 and P(all five purchase Coke) = 0.005, what is the probability that at least one of each is purchased?
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Oracle
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posted by Pragyan on 11/4/2009 1:56:49 AM  |  status: Live
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Response Details:
Five customers visit a store.

a) the probability that one purchases Coke is 0.428
probability that one doesnt purchase coke = 1-0.428 =0.572
the probability that at least two customers purchase Coke=1-[P(0)+P(1)]
=

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