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Suppose a salesperson makes a sale on 35% of customer contacts. In a normal work week, the salesperson contacts 4 customers. a) What is the
Suppose a salesperson makes a sale on 35% of customer contacts. In a normal work week, the salesperson contacts 4 customers.
a) What is the probability that the salesperson will make at least 2 sales?
b) If shoppers enter a grocery store at an average rate of 6 per hour, what is the probability that at least 2 shoppers will enter that mall in a 15 min period?
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