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12. For the data in Exercise 12 of Section 10.2 The Linear Correlation Coefficient a. Compute the least squares regression line. b. On average,

12. For the data in Exercise 12 of Section 10.2 "The Linear Correlation Coefficient" a. Compute the least squares regression line. b. On average, how many additional feet are added to the braking distance for each additional 100 C. pounds of weight? Explain. Estimate the average braking distance of all cars weighing 3,000 pounds.

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