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    Regression analysis

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    How is the cost of a plane flight related to the length of the trip? The following table shows the average round-trip airfare paid by American Airline customers on each of 18 heavily traveled US air routes in 1996.
    Route Distance (miles) Cost (US $)
    Dallas-Austin 178 125
    Houston-Dallas 232 123
    Chicago-Detroit 238 148
    Chicago-St. Louis 262 136
    Chicago Cleveland 301 129
    Chicago-Atlanta 593 162
    New York-Miami 1092 224
    New York-San Juan 1608 264
    New York-Chicago 714 287
    Chicago-Denver 901 256
    Dallas-Salt Lake City 1005 356
    New York-Dallas 1374 459
    Chicago-Seattle 1736 424
    LA-Chicago 1757 361
    LA-Atlanta 1946 309
    New York-LA 2463 444
    LA-Honolulu 2556 323
    New York-San Francisco 2574 513
    Construct a linear regression model and conduct a global usefulness analysis based on the computer printout.

    © BrainMass Inc. brainmass.com June 3, 2020, 8:51 pm ad1c9bdddf
    https://brainmass.com/statistics/linear-regression/regression-analysis-155984

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    Solution Summary

    Step by step method for regression analysis is discussed here. Regression coefficients, coefficient of determination, scatter diagram and significance of regression model are explained in the solution.

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