Call: lm(formula = y ~ x) Residuals: Min 1Q Median 3Q Max -0.20590 -0.00180 -0.00099 -0.00024 0.52497 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 0.00015062 0.01304966 0.012 0.9908 xCaribbean 0.00014914 0.01608870 0.009 0.9926 xCentral America 0.00141756 0.01516992 0.093 0.9256 xCentral Asia 0.02047300 0.02040278 1.003 0.3160 xEastern Africa 0.00165125 0.01481518 0.111 0.9113 xEastern Asia 0.20575868 0.01598250 12.874 <0.0000000000000002 *** xEastern Europe 0.00254729 0.01502129 0.170 0.8654 xMelanesia 0.00009664 0.01782923 0.005 0.9957 xMicronesia 0.00062628 0.01782923 0.035 0.9720 xMiddle Africa 0.00155427 0.01845501 0.084 0.9329 xNA -0.00008532 0.01632625 -0.005 0.9958 xNorthern Africa 0.00605164 0.01979079 0.306 0.7599 xNorthern America -0.00014175 0.02040278 -0.007 0.9945 xNorthern Europe 0.00034121 0.01407005 0.024 0.9807 xPolynesia 0.00122208 0.01782923 0.069 0.9454 xSouth America 0.00147646 0.01451016 0.102 0.9190 xSouth-Eastern Asia 0.02690166 0.01485287 1.811 0.0705 . xSouthern Africa 0.00042418 0.01883556 0.023 0.9820 xSouthern Asia 0.00873518 0.01588354 0.550 0.5825 xSouthern Europe 0.00147463 0.01453583 0.101 0.9192 xWestern Africa 0.00223666 0.01497629 0.149 0.8813 xWestern Asia 0.00731406 0.01588354 0.460 0.6453 xWestern Europe 0.00084480 0.01410831 0.060 0.9523 --- Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 Residual standard error: 0.04705 on 689 degrees of freedom Multiple R-squared: 0.4088, Adjusted R-squared: 0.39 F-statistic: 21.66 on 22 and 689 DF, p-value: < 0.00000000000000022