The Downtown Parking Authority of Tampa, Florida, reported the following information for a sample of 229...

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The Downtown Parking Authority of Tampa, Florida, reported thefollowing information for a sample of 229 customers on the numberof hours cars are parked and the amount they are charged.
Number ofHours Frequency Amount Charged
1 21 $ 4
2 38 5
3 50 10
4 45 13
5 18 14
6 16 16
7 5 18
8 36 20
total 229
a-1. Convert the information on the number of hours parked to aprobability distribution. (Round your answers to 3 decimalplaces.)
a-2. Is this a discrete or a continuous probabilitydistribution? Discrete Continuous
b-1. Find the mean and the standard deviation of the number ofhours parked. (Do not round the intermediate calculations. Roundyour final answers to 3 decimal places.)
b-2. How long is a typical customer parked? (Do not round theintermediate calculations. Round your final answer to 3 decimalplaces.)
Find the mean and the standard deviation of the amount charged.(Do not round the intermediate calculations. Round your finalanswers to 3 decimal places.)

Answer & Explanation Solved by verified expert

3.6 Ratings (341 Votes)

a1The probability for the number of car parked for each hour isobtained by using formulaNumber of HoursProbability1212290092238229016635022902184452290197518229007961622900707522900228362290157Number of See Answer

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Number ofHours	Frequency	Amount Charged
1	21	$	4
2	38		5
3	50		10
4	45		13
5	18		14
6	16		16
7	5		18
8	36		20
	total 229