Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.02120 -0.01590 -0.00727  0.00518  0.34063 

Coefficients:
             Estimate Std. Error t value     Pr(>|t|)    
(Intercept) -0.003237   0.003415  -0.948        0.344    
x            0.027041   0.004861   5.562 0.0000000394 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.02829 on 630 degrees of freedom
  (80 observations deleted due to missingness)
Multiple R-squared:  0.04681,	Adjusted R-squared:  0.0453 
F-statistic: 30.94 on 1 and 630 DF,  p-value: 0.00000003939