Call:
lm(formula = y ~ x)

Residuals:
      Min        1Q    Median        3Q       Max 
-0.078592 -0.008493 -0.002089  0.004940  0.080713 

Coefficients:
            Estimate Std. Error t value Pr(>|t|)    
(Intercept)  0.26312    0.03003   8.761 1.48e-10 ***
x           -0.28761    0.03590  -8.012 1.33e-09 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.02911 on 37 degrees of freedom
  (1 observation deleted due to missingness)
Multiple R-squared:  0.6344,	Adjusted R-squared:  0.6245 
F-statistic:  64.2 on 1 and 37 DF,  p-value: 1.329e-09