Question
A newly hired telemarketer is told he will probably make a sale on about 12$\%$ of his phonecalls. The first week he called 200 people, but only made 10 sales. Should he suspect he was misled about the true success rate? Explain.
Step 1
A binomial distribution is defined by the number of trials (N), the probability of success (P), and the probability of failure (Q). In this case, the number of trials is the number of calls the telemarketer made, which is 200. The probability of success is the Show more…
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