| stdres {MASS} | R Documentation | 
The standardized residuals. These are normalized to unit variance, fitted including the current data point.
stdres(object)
object | 
 any object representing a linear model.  | 
The vector of appropriately transformed residuals.
Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.