Call:
lm(formula = y ~ x)

Residuals:
      Min        1Q    Median        3Q       Max 
-0.005143 -0.001780 -0.001246 -0.001096  0.027188 

Coefficients:
             Estimate Std. Error t value Pr(>|t|)   
(Intercept) 1.068e-03  1.075e-03   0.993   0.3270   
x           3.236e-06  1.064e-06   3.042   0.0043 **
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.006336 on 37 degrees of freedom
  (1 observation deleted due to missingness)
Multiple R-squared:  0.2001,	Adjusted R-squared:  0.1785 
F-statistic: 9.255 on 1 and 37 DF,  p-value: 0.004303