search for: metodocentro

Displaying 1 result from an estimated 1 matches for "metodocentro".

2008 Feb 13
1
Error in model.frame.default: invalid type (list) for variable ...
I'm getting the following errors when I try to execute the glm() procedure: If my matrix of predictors is a data.frame, R shows me this error: Error in model.frame.default(formula = Ycentro ~ metodocentro - 1, data = metodocentro, : invalid type (list) for variable 'metodocentro' If my matrix of predictors isn't a data.frame, R shows me this one Error in model.frame.default(formula = Ycentro ~ metodocentro - 1, data = metodocentro, : 'data' must be a data.frame, not a mat...