CO The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 220 customers on the number of hours cars are parked and the amount they are charged. Number of Hours: 1 3 3 4 4 5 6 5 6 7 7 8 Hours Probability 1 2 3811 11 Frequency Amount Charged 15 36 53 Click here for the Excel Data File 40 20 0.068 0.164 0.241 0.182 0.091 0.050 0.041 11 9 a-1. Convert the information on the number of hours parked to a probability distribution. (Round your answers to 3 decimal places.) 36 220 $2 6 9 13 14 16 18 22
b-1. Find the mean and the standard deviation of the number of hours parked. (Do not round the intermediate calculations. Round your final answers to 3 decimal places.) Mean Standard deviation b-2. How long is a typical customer parked? (Do not round the intermediate calculations. Round your final answer to 3 decimal places.) The typical customer is parked for hours c. Find the mean and the standard deviation of the amount charged. (Do not round the intermediate calculations. Round your final answers to 3 decimal places.)
CO The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 220 customers on
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CO The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 220 customers on
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