Marcus is a barber and has learned that 75% of his customers tip him when they are
Question:
Marcus is a barber and has learned that 75% of his customers tip him when they are paying for a haircut. One day, Marcus gives haircuts to 12 customers. What is the probability that exactly 9 of his customers tip him when they are paying for their haircut?
Use the binomial probability formula to answer the question. When necessary round answers to five decimal places.
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P9 12 C6 ...View the full answer
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Related Book For 
A Survey Of Mathematics With Applications
ISBN: 9780135740460
11th Edition
Authors: Allen R. Angel, Christine D. Abbott, Dennis Runde
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