Call:  glm(formula = b ~ x, family = binomial) 

Coefficients:
(Intercept)            x  
     -60.72        34.27  
     
Degrees of Freedom: 7 Total (i.e. Null);  6 Residual
Null Deviance:      284.2 
Residual Deviance: 11.23        AIC: 41.43