What is the probability that he makes exactly sales

Reference no: EM13258040

Gary Schwartz is the top salesman for his company. Records indicate that he makes a sale on 70% of his sales calls. If he calls on four potential clients, what is the probability that he makes exactly 3 sales? What is the probability that he makes exactly 4 sales? Please show how you got the answer and what formula used.

Reference no: EM13258040

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