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 3.39 4.59 3.76 3.35 3.51 3.65 3.80 3.95 3.56 3.77 3.79 3.35 3.79 3.95 3.46 3.83 3.53 3.41 3.77 (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.) (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 living in San Francisco? The average price for a gallon of unleaded gasoline in San Francisco is -Select- the national average. This indicates that the cost of living in San Francisco is -Select- it would be for cities that have an average price close to the national average.
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 3.39 4.59 3.76 3.35 3.51 3.65 3.80 3.95 3.56 3.77 3.79 3.35 3.79 3.95 3.46 3.83 3.53 3.41 3.77 (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.) (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 living in San Francisco? The average price for a gallon of unleaded gasoline in San Francisco is -Select- the national average. This indicates that the cost of living in San Francisco is -Select- it would be for cities that have an average price close to the national average.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter1: Expressions And Functions
Section1.5: Descriptive Modeling And Accuracy
Problem 11PPS
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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 3.39 4.59 3.76 3.35 3.51 3.65 3.80 3.95 3.56
3.77 3.79 3.35 3.79 3.95 3.46 3.83 3.53 3.41 3.77
(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.)
(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 living in San Francisco?
The average price for a gallon of unleaded gasoline in San Francisco is -Select- the national average. This indicates that the cost of living in San Francisco is -Select- it would be for cities that have an average price close to the national
average.
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