From: Michael Haenlein <haenlein_at_escpeurope.eu>

Date: Wed, 11 May 2011 10:26:07 +0200

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Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

R-help_at_r-project.org mailing list

https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Wed 11 May 2011 - 08:30:00 GMT

Date: Wed, 11 May 2011 10:26:07 +0200

Thanks very much for your answer in advance,

Michael Haenlein

Associate Professor of Marketing

ESCP Europe

Paris, France

Call:

lm(formula = y ~ a * b * c * d)

Residuals:

Min 1Q Median 3Q Max

-44.919 -5.184 0.294 5.232 115.984

Coefficients:

Estimate Std. Error t value Pr(>|t|) (Intercept) 27.3067 0.8181 33.379 < 2e-16 *** a -11.0524 2.0602 -5.365 8.25e-08 *** b -2.5950 0.4287 -6.053 1.47e-09 *** c -22.0025 2.8833 -7.631 2.50e-14 *** d 20.5037 0.3189 64.292 < 2e-16 *** a:b 15.1411 1.1862 12.764 < 2e-16 *** a:c 26.8415 7.2484 3.703 0.000214 *** b:c 8.3127 1.5080 5.512 3.61e-08 *** a:d 6.6221 0.8061 8.215 2.33e-16 *** b:d -2.0449 0.1629 -12.550 < 2e-16 *** c:d 10.0454 1.1506 8.731 < 2e-16 *** a:b:c 1.4137 4.1579 0.340 0.733862 a:b:d -6.1547 0.4572 -13.463 < 2e-16 *** a:c:d -20.6848 2.8832 -7.174 7.69e-13 *** b:c:d -3.4864 0.6041 -5.772 8.05e-09 *** a:b:c:d 5.6184 1.6539 3.397 0.000683 ***

Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 7.913 on 12272 degrees of freedom Multiple R-squared: 0.8845, Adjusted R-squared: 0.8844 F-statistic: 6267 on 15 and 12272 DF, p-value: < 2.2e-16

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https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code. Received on Wed 11 May 2011 - 08:30:00 GMT

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