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billafin billafin
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A month ago
Use the following to answer the questions below:

Fast food restaurants are required to publish nutrition information about the foods they serve. Nutrition information for a random sample of McDonald's lunch/dinner menu items (excluding sides and drinks) was obtained from their website. Output from a multiple regression analysis is provided.

The regression equation is Calories = 65.2 + 9.46 Total Fat (g) + 0.876 Cholesterol (mg) + 0.131 Sodium (mg)

PredictorCoefSE CoefTP
Constant65.18 31.412.080.062
Total Fat (g)9.4641.7105.530.000
Cholesterol (mg)0.87620.63661.380.196
Sodium (mg)0.131490.047902.750.019

S = 39.4529        R-Sq = 95.5%        R-Sq(adj) = 94.3%

Analysis of Variance
SourceDF SS MS FP
Regression3362171120724 77.560.000
Residual Error1117122 1557
Total14379293


Which predictors are significant at the 5% level? What are their p-values?

▸ Total fat

▸ Total fat and sodium

▸ Cholesterol, and sodium

▸ Total fat, cholesterol, and sodium
Textbook 
Statistics: Unlocking the Power of Data

Statistics: Unlocking the Power of Data


Edition: 3rd
Authors:
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capsy2capsy2
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