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2-33 - Gary Schwartz is the top salesman for his company. Records incidate that he makes a sale on 70% of his sales calls.

2-33 - Gary Schwartz is the top salesman for his company. Records incidate that he makes a sale on 70% of his sales calls. If he calls on four potential clients, what is the probability clients, what is the probabililty that he makes exactly 3 sales?What is the probability that he makes exactly 4 sales?

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