When parking a car in a downtown parking lot, drivers pay according to the number of hours or fraction thereof. The probability distribution of the number of hours cars are parked has been estimated as follows: 2 3 5 6 7 8 1 4 P(X)0.204 0.123 0.127 0.0870.061 0.022 0.032 0.344 A. Mean = B. Standard Deviation = The cost of parking is 4.75 dollars per hour. Calculate the mean and standard deviation of the amount of revenue each car generates. A. Mean = B. Standard Deviation =

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Chapter1: Combinatorial Analysis
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When parking a car in a downtown parking lot,
drivers pay according to the number of hours or
fraction thereof. The probability distribution of the
number of hours cars are parked has been
estimated as follows:
3
4
7
8
P(X)0.204 0.1230.127 0.087 0.061 0.022 0.032 0.344
A. Mean :
%D
B. Standard Deviation =
The cost of parking is 4.75 dollars per hour.
Calculate the mean and standard deviation of the
amount of revenue each car generates.
А. Мean :
%D
B. Standard Deviation :
Transcribed Image Text:When parking a car in a downtown parking lot, drivers pay according to the number of hours or fraction thereof. The probability distribution of the number of hours cars are parked has been estimated as follows: 3 4 7 8 P(X)0.204 0.1230.127 0.087 0.061 0.022 0.032 0.344 A. Mean : %D B. Standard Deviation = The cost of parking is 4.75 dollars per hour. Calculate the mean and standard deviation of the amount of revenue each car generates. А. Мean : %D B. Standard Deviation :
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