Question

In: Statistics and Probability

The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 231...

The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 231 customers on the number of hours cars are parked and the amount they are charged.

Number of Hours Frequency Amount Charged
1 22 $ 3
2 38 6
3 51 8
4 45 12
5 20 14
6 14 16
7 5 18
8 36 22
231


Click here for the Excel Data File

a-1. Convert the information on the number of hours parked to a probability distribution. (Round your answers to 3 decimal places.)

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. (Do not round the intermediate calculations. Round your final answers to 3 decimal places.)

b-2. How long is a typical customer parked? (Do not round the intermediate calculations. Round your final answer to 3 decimal places.)

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.)

Solutions

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