A report on airline quality included the data for 13 U.S. airlines given in the table...
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A report on airline quality included the data for 13 U.S. airlines given in the table below. Airline Alaska American Delta Envoy Air Express Jet Frontier Hawaiian JetBlue SkyWest Southwest Spirit United Virgin America On-Time Arrival Percentage 87 80 87 74 79 74 88 75 80 80 70 79 79 Airline Quality Rating 5 10 3 12 9 11 4 2 6 13 8 1 (b) Find the equation of the least squares regression line. (Round your answers to three decimal places.) ŷ = (c) Calculate the residuals. (Round your answers to two decimal places.) Airline Quality Rating (x) 5 10 لیا 3 12 9 11 4 2 7 6 13. + 8 Residual A report on airline quality included the data for 13 U.S. airlines given in the table below. Airline Alaska American Delta Envoy Air Express Jet Frontier Hawaiian JetBlue SkyWest Southwest Spirit United Virgin America On-Time Arrival Percentage 87 80 87 74 79 74 88 75 80 80 70 79 79 Airline Quality Rating 5 10 3 12 9 11 4 2 6 13 8 1 (b) Find the equation of the least squares regression line. (Round your answers to three decimal places.) ŷ = (c) Calculate the residuals. (Round your answers to two decimal places.) Airline Quality Rating (x) 5 10 لیا 3 12 9 11 4 2 7 6 13. + 8 Residual
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Related Book For
Introduction To Statistics And Data Analysis
ISBN: 9781337793612
6th Edition
Authors: Roxy Peck, Chris Olsen, Tom Short
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