Call:
lm(formula = y ~ x)

Residuals:
     Min       1Q   Median       3Q      Max 
-0.10926 -0.05780 -0.05605  0.01926  0.63552 

Coefficients:
            Estimate Std. Error t value             Pr(>|t|)    
(Intercept) 0.057802   0.005225  11.063 < 0.0000000000000002 ***
xYes        0.051459   0.009153   5.622         0.0000000271 ***
---
Signif. codes:  0 ‘***’ 0.001 ‘**’ 0.01 ‘*’ 0.05 ‘.’ 0.1 ‘ ’ 1

Residual standard error: 0.1145 on 710 degrees of freedom
Multiple R-squared:  0.04262,	Adjusted R-squared:  0.04127 
F-statistic: 31.61 on 1 and 710 DF,  p-value: 0.00000002712