Call: lm(formula = y ~ x) Residuals: Min 1Q Median 3Q Max -0.22934 -0.01362 -0.00545 0.00006 0.35978 Coefficients: Estimate Std. Error t value Pr(>|t|) (Intercept) 0.0001663 0.0131205 0.013 0.989889 xCaribbean 0.0037765 0.0161760 0.233 0.815471 xCentral America 0.0030709 0.0152523 0.201 0.840491 xCentral Asia 0.0397431 0.0205135 1.937 0.053104 . xEastern Africa 0.0136678 0.0148956 0.918 0.359163 xEastern Asia 0.2386439 0.0160693 14.851 < 0.0000000000000002 *** xEastern Europe 0.0151209 0.0151028 1.001 0.317085 xMelanesia 0.0044473 0.0179260 0.248 0.804137 xMicronesia 0.0060457 0.0179260 0.337 0.736024 xMiddle Africa 0.0011053 0.0185552 0.060 0.952515 xNA 0.0137763 0.0164149 0.839 0.401618 xNorthern Africa 0.0009590 0.0198982 0.048 0.961573 xNorthern America 0.0321295 0.0205135 1.566 0.117747 xNorthern Europe 0.0173422 0.0141464 1.226 0.220652 xPolynesia -0.0001410 0.0179260 -0.008 0.993726 xSouth America 0.0056431 0.0145889 0.387 0.699021 xSouth-Eastern Asia 0.0540955 0.0149335 3.622 0.000313 *** xSouthern Africa 0.0071406 0.0189378 0.377 0.706249 xSouthern Asia 0.0124256 0.0159698 0.778 0.436795 xSouthern Europe 0.0077774 0.0146147 0.532 0.594787 xWestern Africa 0.0026557 0.0150576 0.176 0.860054 xWestern Asia 0.0218572 0.0159698 1.369 0.171551 xWestern Europe 0.0104743 0.0141849 0.738 0.460516 --- Signif. codes: 0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1 Residual standard error: 0.04731 on 689 degrees of freedom Multiple R-squared: 0.4736, Adjusted R-squared: 0.4568 F-statistic: 28.18 on 22 and 689 DF, p-value: < 0.00000000000000022