Twohundred customers visit a Web site during a15-minute period. The number of these customers who make a purchase is modeled as a binomial random variable with n=200 and p=0.25. What model should be used for the number of customers who do not make apurchase?

Select the correct choice below and fill in the answerbox(es) to complete your choice.

A.

Binomial model with n=

nothing

and p=

nothing