ang agency you of unleaded gasoline was $3.28. The following data show the price per gallon ($) for a sample of 20 gasoline and convenience stores located in San Francisco. 3.79 3.79 4.79 3.56 3.55 3,91 3.65 3.40 3.66 2.83 3.53 3.81 3.37 3.59 3.35 3.29 4.35 3.55 3.56 3.57 (a) Use the sample data to estimate the mean price in dollars for a gallon of unleaded gasoline in San Francisco $ 3.55 x (b) Compute the sample standard deviation in dollars. (Round your answer to the nearest cont.) $0.46 X (c) Compare the mean price per gallon for the sample data to the national average price. What conclusions can you draw about the cost of Eiving in San Francisco? The average price for a gallon of unleaded gasoline in San Francisco is higher than Francisco is higher than the national average. This indicates that the cost of living in San it would be for cities that have an average price close to the national average.
ang agency you of unleaded gasoline was $3.28. The following data show the price per gallon ($) for a sample of 20 gasoline and convenience stores located in San Francisco. 3.79 3.79 4.79 3.56 3.55 3,91 3.65 3.40 3.66 2.83 3.53 3.81 3.37 3.59 3.35 3.29 4.35 3.55 3.56 3.57 (a) Use the sample data to estimate the mean price in dollars for a gallon of unleaded gasoline in San Francisco $ 3.55 x (b) Compute the sample standard deviation in dollars. (Round your answer to the nearest cont.) $0.46 X (c) Compare the mean price per gallon for the sample data to the national average price. What conclusions can you draw about the cost of Eiving in San Francisco? The average price for a gallon of unleaded gasoline in San Francisco is higher than Francisco is higher than the national average. This indicates that the cost of living in San it would be for cities that have an average price close to the national average.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
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Data collected by a price reporting agency from more than 90,000 gasoline and convenience stores throughout the U.S. showed that the average price for a gallon of unleaded gasoline was $3.28. The following data show the price per gallon ($) for a sample of 20 gasoline and convenience stores located in San Francisco.
(a) Use the sample data to estimate the mean price in dollars for a gallon of unleaded gasoline in San Francisco
(b) Compute the sample standard deviation in dollars. (Round your answer to the nearest cent.)
Transcribed Image Text:Data collected by a price reporting agency from more than 90,000 gasoline and convenience stores throughout the U.S. showed that the average price for a gallon
of unleaded gasoline was $3.28. The following data show the price per gallon ($) for a sample of 20 gasoline and convenience stores located in San Francisco.
3,79 4.79 3.56 3.55 3.91 3.65 3.40
3.55 3.56
3.37 3.59 3.35 3.29 4.35 3.66 2.83 3.53 3.81 3.57
(a) Use the sample data to estimate the mean price in dollars for a gallon of unleaded gasoline in San Francisco.
$3.55
3.70
(b) Compute the sample standard deviation in dollars. (Round your answer to the nearest cent.)
$0.46
x
(c) Compare the mean price per gallon for the sample data to the national average price. What conclusions can you draw about the cost of Eiving in San
Francisco?
The average price for a gallon of unleaded gasoline in San Francisco is higher than
Francisco is higher than
the national average. This indicates that the cost of living in San
it would be for cities that have an average price close to the national average.
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