The Downtown Parking Authority of Tampa, Florida, reported the following informa

Question

The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 228 customers on the number of hours cars are parked and the amount they are charged.

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

2. 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.)

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

4. 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.)

Number of Hours Frequency Amount Charged 1 18 $ 3 2 38 6 3 50 9 4 45 13 5 20 14 6 16 16 7 5 18 8 36 22 228

Explanation / Answer

1.

2 Mean=4.136

stnadard deviation=2.161

3.

4.136 hrs.

4.

0.21782178

mean=5.564

standard deviation=2.001

hope this will be helpful.

thanks and god bless you:)

Number of Hours Frequency Amount Charged probability 1 18 3 0.079 2 38 6 0.167 3 50 9 0.219 4 45 13 0.197 5 20 14 0.088 6 16 16 0.070 7 5 18 0.022 8 36 22 0.158

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