The output below regresses Life Expectancy in a country on Log(Average Income). The equation for the regression is given by: Life Expectancy; = ßo + B₁ Log(Average Income); + ɛi What is the predicted life expectancy for a country with average income equal to $40,000? Note: Log(Averagelncome) is the natural logarithm of average income, not log base 10. reg life expectancy log_income Source SS df MS Number of obs = F(1, 184) 186 = 386.30 Model Residual 5714.78808 2722.03399 184 1 5714.78808 14.793663 Prob > F = 0.0000 R-squared = 0.6774 Total 8436.82208 185 45.6044436 Adj R-squared = Root MSE 0.6756 = 3.8463 life expec~y Coefficient Std. err. t P>|t| [95% conf. interval] log_income _ cons 4.726684 .2404885 28.68847 2.244139 19.65 0.000 12.78 0.000 4.252214 24.26092 5.201153 33.11602

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