Data Analysis: Stopping Distance In testing anew automobile braking system, engineers

Chapter 7, Problem 71

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Data Analysis: Stopping Distance In testing anew automobile braking system, engineers recorded thespeed (in miles per hour) and the stopping distance(in feet) in the following table.(a) Find the least squares regression parabolafor the data by solving the system.(b) Graph the parabola and the data on the same set ofaxes.(c) Use the model to estimate the stopping distancewhen the speed is 70 miles per hour.

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