BUSI410_NOV05

BUSI410_NOV05 - BUSI410 Thursday,November5,2009 1 BUSI410 TodaysHandouts Slides (due11/10 HW4availableonline(due11/12 S-2 Sakura Motors quest for

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BUSI 410 Business Analytical Applications Thursday, November 5, 2009 1
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Today’s Handouts ü   Slides §   Lab Practice 7 available online (due 11/10). §   HW 4 available online (due 11/12). BUSI 410 S-2
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Sakura Motors quest for cleaner cars began with multiple regression 3
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From logic and experience, identify potential drivers of emissions 4
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Principle of parsimony (aka the KISS principle) Using too many variables adds multicollinearity. On the other hand, Everything should be made as simple as possible, but not simpler”, Albert Einstein Business Statistics for Competitive Advantage with Excel 2007 5
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Choose a varied sample 0 0.2 M+/-2SD 6
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Potential drivers ought to vary, too M+/-2SD M-2SD to M+3SD M-2SD to M+3SD M-2SD to M+3SD 7
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M+/-2SD Potential drivers ought to vary, too M+/-2SD M-2SD to M+3SD 8
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Sakura Motors Quest for Cleaner Cars Suspected emissions drivers Ø Fuel economy Ø Acceleration Ø Weight Ø Passenger capacity Ø Horsepower Ø Cylinders Ø Liters Business Statistics for Competitive Advantage with Excel 2007 9
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Multiple regression results ANOVA df SS MS F Significance F Regression 7 138 19.8 47.7 0.0001 Residual
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This document was uploaded on 11/04/2011 for the course BUSI 410 at UNC.

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BUSI410_NOV05 - BUSI410 Thursday,November5,2009 1 BUSI410 TodaysHandouts Slides (due11/10 HW4availableonline(due11/12 S-2 Sakura Motors quest for

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