Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.02401 -0.02221 -0.01360 -0.00297  0.94822 

Coefficients:
            Estimate Std. Error t value Pr(>|t|)   
(Intercept) -0.01568    0.01040  -1.507  0.13220   
x            0.04391    0.01481   2.965  0.00314 **
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.08618 on 630 degrees of freedom
  (80 observations deleted due to missingness)
Multiple R-squared:  0.01376,	Adjusted R-squared:  0.01219 
F-statistic:  8.79 on 1 and 630 DF,  p-value: 0.003144