Is the quadratic model still better

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Open the Galileo.xls workbook and go to the Q&A sheet. This data set was con- structed with a different gravitational constant. It appears our fictional Galileo has traveled to another, bigger planet. Use the data set to answer the following questions:

a. Run regressions for the linear and quadratic models. Report your results in the standard Predicted Y = b + mX format.

b. Is the quadratic model still better? Explain why.

c. For the quadratic model, compute the derivative of Predicted Distance with respect to Time.

Reference no: EM13882280

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