PETFOOD_Final(13.16)

# PETFOOD_Final(13.16) - Scatter Diagram 350 300 f(x) = 7.4x...

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4 6 8 10 12 14 16 18 20 22 0 50 100 150 200 250 300 350 f(x) = 7.4x + 145 R² = 0.6839300583 Scatter Diagram Y = WeeklySales Linear Regression for Y = WeeklySales X Y

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Durbin-Watson Calculations Sum of Squared Difference of Residuals 23807 Sum of Squared Residuals 9490 Durbin-Watson Statistic 2.509
4 6 8 10 12 14 16 18 20 22 -50 -40 -30 -20 -10 0 10 20 30 40 50 X = Shelf Space Residual Plot X = Shelf Space Residuals

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-2 -1.5 -1 -0.5 0 0.5 1 1.5 2 -50 -40 -30 -20 -10 0 10 20 30 40 50 Normality Z Value Residuals
Rank Proportion Z Value Residuals 1 0.0769231 -1.426077 -42 2 0.1538462 -1.020076 -33 3 0.2307692 -0.736316 -29 4 0.3076923 -0.502402 -26 5 0.3846154 -0.293381 -22 6 0.4615385 -0.096559 -3 7 0.5384615 0.0965586 14 8 0.6153846 0.2933812 17 9 0.6923077 0.5024022 21 10 0.7692308 0.7363159 24 11 0.8461538 1.0200762 38 12 0.9230769 1.4260769 41

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Regression Analysis Regression Statistics Multiple R 0.8270006398 R Square 0.6839300583 Adjusted R Square 0.6523230641 Standard Error 30.8058436015 Observations 12 ANOVA
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## This note was uploaded on 03/26/2012 for the course MATH 104 taught by Professor Green during the Spring '10 term at Golden Gate.

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PETFOOD_Final(13.16) - Scatter Diagram 350 300 f(x) = 7.4x...

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