Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.04386 -0.03230 -0.01385  0.01873  0.26624 

Coefficients:
            Estimate Std. Error t value    Pr(>|t|)    
(Intercept) 0.010120   0.005287   1.914      0.0561 .  
x           0.037346   0.007528   4.961 0.000000902 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.0438 on 630 degrees of freedom
  (80 observations deleted due to missingness)
Multiple R-squared:  0.0376,	Adjusted R-squared:  0.03607 
F-statistic: 24.61 on 1 and 630 DF,  p-value: 0.0000009023