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In the picture, there is a summary of regression analysis.  Interpret the results in terms of overall model fit .  Interpret the results in terms of the meaning of each estimated coefficient

In the picture, there is a summary of regression analysis.  Interpret the results in terms of overall model fit .  Interpret the results in terms of the meaning of each estimated coefficient

College Algebra (MindTap Course List)
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter4: Polynomial And Rational Functions
Section4.6: Rational Functions
Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.
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In the picture, there is a summary of regression analysis.

 Interpret the results in terms of overall model fit .

 Interpret the results in terms of the meaning of each estimated coefficient.

call: 1m(formula = lifeexpectancy - gdp + thinness1019years + hivaids + incomecompositionofresources + percentageexpenditure + schooling + adultmortality + bmi, data = data) Residuals: Median 1Q -20.9507 -2.1990 -0.0606 Min 3Q 2.3697 22.3862 Max Coefficients: Estimate Std. Error t value Pr(>|t|) 5.481e+01 5.110e-01 107.254 < 2e-16 *** (Intercept) gdp thinness1019years hivaids 0.010 * -9.929e-02 2.293e-02 -4.330 1.55e-05 *** < 2e-16 *** 3.587e-05 1.393e-05 2.576 -4.933e-01 1.834e-02 -26.905 incomecompositionofresources 8.745e+00 6.902e-01 12.671 < 2e-16 *** percentageexpenditure schooling adultmortality bmi 1.245e-04 9.005e-05 1.383 0.167 < 2e-16 *** < 2e-16 *** 7.316 3.44e-13 *** 9.418e-01 4.532e-02 20.781 -1.777e-02 8.769e-04 -20.268 4.099e-02 5.602e-03 Signif. codes: 0 **** 0.001 **' 0.01 *' 0.05 .' 0.1 1 Residual standard error: 4.165 on 2449 degrees of freedom (480 observations deleted due to missingness) Multiple R-squared: 0.8136, F-statistic: Adjusted R-squared: 0.813 1336 on 8 and 2449 DF, p-value: < 2.2e-16
Transcribed Image Text:call: 1m(formula = lifeexpectancy - gdp + thinness1019years + hivaids + incomecompositionofresources + percentageexpenditure + schooling + adultmortality + bmi, data = data) Residuals: Median 1Q -20.9507 -2.1990 -0.0606 Min 3Q 2.3697 22.3862 Max Coefficients: Estimate Std. Error t value Pr(>|t|) 5.481e+01 5.110e-01 107.254 < 2e-16 *** (Intercept) gdp thinness1019years hivaids 0.010 * -9.929e-02 2.293e-02 -4.330 1.55e-05 *** < 2e-16 *** 3.587e-05 1.393e-05 2.576 -4.933e-01 1.834e-02 -26.905 incomecompositionofresources 8.745e+00 6.902e-01 12.671 < 2e-16 *** percentageexpenditure schooling adultmortality bmi 1.245e-04 9.005e-05 1.383 0.167 < 2e-16 *** < 2e-16 *** 7.316 3.44e-13 *** 9.418e-01 4.532e-02 20.781 -1.777e-02 8.769e-04 -20.268 4.099e-02 5.602e-03 Signif. codes: 0 **** 0.001 **' 0.01 *' 0.05 .' 0.1 1 Residual standard error: 4.165 on 2449 degrees of freedom (480 observations deleted due to missingness) Multiple R-squared: 0.8136, F-statistic: Adjusted R-squared: 0.813 1336 on 8 and 2449 DF, p-value: < 2.2e-16
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