gistfile1.txt

lm(formula = Convert ~ factor(form_version), data = round1)

Residuals:
    Min      1Q  Median      3Q     Max 
-0.4963 -0.4478 -0.3778  0.5522  0.6222 

Coefficients:
                       Estimate Std. Error t value Pr(>|t|)    
(Intercept)            0.496296   0.042682  11.628   <2e-16 ***
factor(form_version)1 -0.118519   0.060362  -1.963   0.0499 *  
factor(form_version)2 -0.078386   0.060474  -1.296   0.1952    
factor(form_version)3 -0.048535   0.060474  -0.803   0.4224    
factor(form_version)4 -0.100774   0.060474  -1.666   0.0959 .  
factor(form_version)5 -0.044444   0.060362  -0.736   0.4617    
factor(form_version)6 -0.093311   0.060474  -1.543   0.1231    
factor(form_version)7 -0.003759   0.060474  -0.062   0.9504