Call: lm(formula = y ~ x) Residuals: Min 1Q Median 3Q Max -0.20262 -0.00295 -0.00107 -0.00004 0.43208 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 0.00001670 0.01667992 0.001 0.999201 xCaribbean 0.02655124 0.02056439 1.291 0.197093 xCentral America 0.00305296 0.01939002 0.157 0.874936 xCentral Asia 0.00309560 0.02607859 0.119 0.905546 xEastern Africa 0.06266591 0.01893659 3.309 0.000984 *** xEastern Asia 0.00134116 0.02042865 0.066 0.947675 xEastern Europe 0.00114921 0.01920003 0.060 0.952289 xMelanesia -0.00001114 0.02278911 0.000 0.999610 xMicronesia 0.00011097 0.02278911 0.005 0.996116 xMiddle Africa 0.21014547 0.02358897 8.909 < 0.0000000000000002 *** xNA 0.00022059 0.02086803 0.011 0.991569 xNorthern Africa 0.05916972 0.02529636 2.339 0.019617 * xNorthern America 0.00003929 0.02607859 0.002 0.998798 xNorthern Europe 0.00003118 0.01798417 0.002 0.998617 xPolynesia 0.00026242 0.02278911 0.012 0.990816 xSouth America 0.00292020 0.01854672 0.157 0.874935 xSouth-Eastern Asia 0.00294842 0.01898476 0.155 0.876627 xSouthern Africa 0.00782557 0.02407539 0.325 0.745246 xSouthern Asia 0.00106261 0.02030216 0.052 0.958273 xSouthern Europe 0.00135126 0.01857952 0.073 0.942043 xWestern Africa 0.20260510 0.01914251 10.584 < 0.0000000000000002 *** xWestern Asia 0.00640867 0.02030216 0.316 0.752353 xWestern Europe 0.00066425 0.01803308 0.037 0.970627 --- Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 Residual standard error: 0.06014 on 689 degrees of freedom Multiple R-squared: 0.4606, Adjusted R-squared: 0.4433 F-statistic: 26.74 on 22 and 689 DF, p-value: < 0.00000000000000022