Consider the Following Partial Output Generated Using a Statistical Software

question 175

Essay

Consider the following partial output generated using a statistical software:
The regression equation is S = 15.51 R-Sq = 95.2% R-Sq(adj) = 90.3%
a. Which, if any, of the terms should be removed from the model first? Justify your answer. (Use a significance level of 0.05.)
b. Which of the predictors makes the most significant contribution in predicting the dependent variable y? Justify your answer.
c. Find and interpret the coefficient of determination.

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