Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.05489 -0.05488 -0.05029 -0.01564  0.61848 

Coefficients:
             Estimate Std. Error t value             Pr(>|t|)    
(Intercept)  0.054891   0.005993   9.159 < 0.0000000000000002 ***
xYes        -0.039246   0.011329  -3.464             0.000564 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.1356 on 709 degrees of freedom
  (1 observation deleted due to missingness)
Multiple R-squared:  0.01665,	Adjusted R-squared:  0.01526 
F-statistic:    12 on 1 and 709 DF,  p-value: 0.0005636