SOLUTION: The top salesperson of Floor coverings of Tampa insists she has a 65 percent chance of selling a floor covering to any customer she talks to during a normal workday. If She talks
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Question 361601: The top salesperson of Floor coverings of Tampa insists she has a 65 percent chance of selling a floor covering to any customer she talks to during a normal workday. If She talks to 15 customers today
a. What is the probability she will sell exactly 7 floors? ____
b. What is the probability she will sell more than 10 floors? _____
c. What is the probability she will sell less than 9 floors? Answer by stanbon(75887) (Show Source):
You can put this solution on YOUR website! The top salesperson of Floor coverings of Tampa insists she has a 65 percent chance of selling a floor covering to any customer she talks to during a normal workday. If She talks to 15 customers today
a. What is the probability she will sell exactly 7 floors?
P(x = 7) = 15C7(0.65)^7*0.35^8 = 0.0710
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b. What is the probability she will sell more than 10 floors?
P(11<= x <=15) = 0.3519
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c. What is the probability she will sell less than 9 floors?
P(0<= x <= 8) = 0.2452
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Cheers,
Stan H.
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