Fig9-4 - 9 80 500.4 470.0 30.40 924.16 480.4 10 90 505.3...

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Data Page 1 Advertising Actual Sales Est. Sales Squared Obs (in $1000s) (in $1000s) (in $1000s) Error Error 1 30 184.4 220.0 -35.60 1267.36 202.9 2 40 279.1 270.0 9.10 82.81 258.4 3 40 244.0 270.0 -26.00 676.00 258.4 4 50 314.2 320.0 -5.80 33.64 313.9 5 60 382.2 370.0 12.20 148.84 369.4 6 70 450.2 420.0 30.20 912.04 424.9 7 70 423.6 420.0 3.60 12.96 424.9 8 70 410.2 420.0 -9.80 96.04 424.9
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Unformatted text preview: 9 80 500.4 470.0 30.40 924.16 480.4 10 90 505.3 520.0-14.70 216.09 535.9 Intercept 70 ESS= 4369.94 Slope 5 25 35 45 55 65 75 85 95 0.0 100.0 200.0 300.0 400.0 500.0 600.0 f(x) = 5.55x + 36.34 R = 0.97 Advertising Expenditures S a l e s Data Page 2 0.97...
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Fig9-4 - 9 80 500.4 470.0 30.40 924.16 480.4 10 90 505.3...

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