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In detail, please explain how to do D and E

15.1 The results of a multiple regression based on nine observations are shown in Table 15.11. Based on these results answer the following questions: a. What percentage of variance is explained by the regression? TABLE 15.11 Results of a Multiple Regression Analysis 1.3 2.7 0.5 5.0 3.6 1.8 0.6 8.3 Intercept 75.3 Coefficient of multiple correlation 0.95 Standard deviation of errors 12.0 F-value 14. b. Is the regression significant at the 90% confidence level? c. Which variable has the highest coefficient d. Which variable is most significant? e, which parameters are not significant at 90%? f. What is the problem with this regression? g What would you try next?

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