Michelle, a telemarketer makes six phone calls per hour and is able to make a sale on 30% of these contacts. During the next two hours, find: 1. The probability of making exactly four sales. 2. The probability of making no sales. 3. The probability of making exactly two sales. The mean number of sales in the two-hour period
Michelle, a telemarketer makes six phone calls per hour and is able to make a sale on 30% of these contacts. During the next two hours, find: 1. The probability of making exactly four sales. 2. The probability of making no sales. 3. The probability of making exactly two sales. The mean number of sales in the two-hour period
Chapter8: Sequences, Series,and Probability
Section: Chapter Questions
Problem 41CT: On a game show, a contestant is given the digits 3, 4, and 5 to arrange in the proper order to form...
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Please answer the following question on Excel. Thank you
Expert Solution
Step 1
The random variable is making sales.
The number of cars per hour is 6.
The probability of making a sale is
Making the sale is independent of each other.
Therefore random variable follows a binomial distribution.
The probability mass function of the binomial distribution is as follows.
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