Thirty percent of the time a sale at food shoppe is paid


Thirty percent of the time, a sale at Food Shoppe is paid using a store-issued credit card. A sample of 18 Food Shoppe sales is obtained. Let X represent the number of sales paid for using the store-issued credit card.

What is the probability that X is 3?

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Basic Statistics: Thirty percent of the time a sale at food shoppe is paid
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