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The results of a search to find the least expensive round-trip flights to Atlanta and Salt Lake City from 14 major U.S. cities are shown in the following table. The departure date was June 20, 2012, and the return date was June 27, 2012. Round-Trip Cost ($) Departure City Atlanta Salt Lake City Cincinnati 339.10 569.10 New York 320.60 354.60 Chicago 291.60 465.60 Denver 338.60 219.60 Los Angeles 360.60 310.60 Seattle 383.60 297.60 Detroit 309.60 472.60 Philadelphia 414.60 619.40 Washington, D.C. 293.60 513.60 Miami 249.60 522.20 San Francisco 538.60 381.60

The results of a search to find the least expensive round-trip flights to Atlanta and Salt Lake City from 14 major U.S. cities are shown in the following table. The departure date was June 20, 2012, and the return date was June 27, 2012. Round-Trip Cost ($) Departure City Atlanta Salt Lake City Cincinnati 339.10 569.10 New York 320.60 354.60 Chicago 291.60 465.60 Denver 338.60 219.60 Los Angeles 360.60 310.60 Seattle 383.60 297.60 Detroit 309.60 472.60 Philadelphia 414.60 619.40 Washington, D.C. 293.60 513.60 Miami 249.60 522.20 San Francisco 538.60 381.60

Holt Mcdougal Larson Pre-algebra: Student Edition 2012
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.4: Collecting Data
Problem 7E
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The results of a search to find the least expensive round-trip flights to Atlanta and Salt Lake City from 14 major U.S. cities are shown in the following table. The departure date was June 20, 2012, and the return date was June 27, 2012. Round-Trip Cost ($) Departure City Atlanta Salt Lake City Cincinnati 339.10 569.10 New York 320.60 354.60 Chicago 291.60 465.60 Denver 338.60 219.60 Los Angeles 360.60 310.60 Seattle 383.60 297.60 Detroit 309.60 472.60 Philadelphia 414.60 619.40 Washington, D.C. 293.60 513.60 Miami 249.60 522.20 San Francisco 538.60 381.60 Las Vegas 455.60 159.60 Phoenix 359.60 267.60 Dallas 334.90 457.60 (a) Compute the mean price for a round-trip flight into Atlanta and the mean price for a round-trip flight into Salt Lake City. (Round your answers to two decimal places.) Atlanta Salt Lake City $
Transcribed Image Text:The results of a search to find the least expensive round-trip flights to Atlanta and Salt Lake City from 14 major U.S. cities are shown in the following table. The departure date was June 20, 2012, and the return date was June 27, 2012. Round-Trip Cost ($) Departure City Atlanta Salt Lake City Cincinnati 339.10 569.10 New York 320.60 354.60 Chicago 291.60 465.60 Denver 338.60 219.60 Los Angeles 360.60 310.60 Seattle 383.60 297.60 Detroit 309.60 472.60 Philadelphia 414.60 619.40 Washington, D.C. 293.60 513.60 Miami 249.60 522.20 San Francisco 538.60 381.60 Las Vegas 455.60 159.60 Phoenix 359.60 267.60 Dallas 334.90 457.60 (a) Compute the mean price for a round-trip flight into Atlanta and the mean price for a round-trip flight into Salt Lake City. (Round your answers to two decimal places.) Atlanta Salt Lake City $
Is Atlanta less expensive to fly into than Salt Lake City? If so, what could explain this difference? Yes, Atlanta is generally closer than Salt Lake City to the departure cities Yes, half of the departure cities are close to Atlanta and the other half are near Salt Lake City Yes, Atlanta is generally farther than Salt Lake City to the departure cities No, Atlanta is not less expensive to fly into than Salt Lake City (b) Compute the range, variance, and standard deviation for the round-trip of cost of flights to Atlanta. (Round your answers to two decimal places.) range $ variance standard deviation $ Compute the range, variance, and standard deviation for the round-trip of cost of flights to Salt Lake City. (Round your answers to two decimal places.) range $ variance standard deviation $ What does this information tell you about the prices for flights into these two cities? The prices for round-trip flights into Atlanta are ---Select--- O the prices for round-trip flights into Salt Lake City. This could be explained by ---Select--- relative nearness to the departure cities.
Transcribed Image Text:Is Atlanta less expensive to fly into than Salt Lake City? If so, what could explain this difference? Yes, Atlanta is generally closer than Salt Lake City to the departure cities Yes, half of the departure cities are close to Atlanta and the other half are near Salt Lake City Yes, Atlanta is generally farther than Salt Lake City to the departure cities No, Atlanta is not less expensive to fly into than Salt Lake City (b) Compute the range, variance, and standard deviation for the round-trip of cost of flights to Atlanta. (Round your answers to two decimal places.) range $ variance standard deviation $ Compute the range, variance, and standard deviation for the round-trip of cost of flights to Salt Lake City. (Round your answers to two decimal places.) range $ variance standard deviation $ What does this information tell you about the prices for flights into these two cities? The prices for round-trip flights into Atlanta are ---Select--- O the prices for round-trip flights into Salt Lake City. This could be explained by ---Select--- relative nearness to the departure cities.
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