Question: Regression was performed on test data for 48 car models to examine the association between the weight?(thousands of?pounds) of the car and the fuel efficiency?(miles

Regression was performed on test data for 48 car models to examine the association between the weight?(thousands of?pounds) of the car and the fuel efficiency?(miles per?gallon).

Variable Coefficient SE(Coeff) t-ratio P-value Intercept 33.5235 14.636 2.3 0.0260 Weight - 5.12297 1.9982 -2.6 0.0125

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