SOLUTION: the marketing company has received 14 entries in its latest sweepstakes...they know that the probability of receiving a magazine subscription order with an entry form is 0.5...what
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Question 383820: the marketing company has received 14 entries in its latest sweepstakes...they know that the probability of receiving a magazine subscription order with an entry form is 0.5...what is the probability that exactly 3 of the entry forms will include an order?
Answer by edjones(8007) (Show Source): You can put this solution on YOUR website!
nCr=Combination of n things taken r at a time.
x=.5, y=.5
14C3=364
364x^3y^11=.0222
.
Ed
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