Question

The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 382 customers on the number of hours cars are parked and the amount they are charged. Number of Hours Frequency 41 35 WN Amount Charged $ 3.00 6.00 8.00 9.00 11.00 12.00 16.00 18.00 00 O 382 (a-1) Convert the information on the number of hours parked to a probability distribution. (Round your answers to 3 decimal places.) Hours Probability 1 .107 0 .092 .147 0 2 .157 .131 0 0 .128 8 .118 0 .120 (a-2) Is this a discrete or a continuous probability distribution? Discrete Continuous (b-1) Find the mean and the standard deviation of the number of hours parked. (Round your Mean to 3 decimal places and the standard deviation to 3 decimal places.) Mean 4.569 Standard deviation 2.186 (b-2) How long is a typical customer parked? (Round your answer to 3 decimal places.) The typical customer is parked for hours parked for hours ] (c) Find the mean and the standard deviation of the amount charged. (Round your answers to 2 decimal places.) 10.49 Mean Standard deviation