SOLUTION: Backyard Retreats, Inc, sells an exclusive line of pools, hot tubs, and spas. It is located just off the Bee Line Expressway in Orlando, Florida. The owner reports 20% of the custo

Algebra ->  Probability-and-statistics -> SOLUTION: Backyard Retreats, Inc, sells an exclusive line of pools, hot tubs, and spas. It is located just off the Bee Line Expressway in Orlando, Florida. The owner reports 20% of the custo      Log On


   

Question 198562: Backyard Retreats, Inc, sells an exclusive line of pools, hot tubs, and spas. It is located just off the Bee Line Expressway in Orlando, Florida. The owner reports 20% of the customers entering the store will make a purchase of at least $50. Suppose 15 customers enter the store before 10am on a particular Saturday
a) How many of these customers would you expect to make a purchase of at least $50?
b) What is the probability exactly five of these customers make a purchase of at least $50?
c) What is the probability at least five of these customers make a purchase of at least $50?
d) What is the probability at least one customers make a purchase of at least $50?
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
done
Cheers,
Stan H.