[R] a question on stepAIC

2007-12-06 Thread Minya Pu
) But the full model hi did not converge since I have many many candidate covariates: Warning message: algorithm did not converge in: glm.fit(x = X, y = Y, weights = weights, start = start, etastart = etastart,… Question: Can I do the forward selection without specifying a maximal model hi? T

[R] a question on stepAIC

2007-12-06 Thread Minya Pu
) But the full model hi did not converge since I have many many candidate covariates: Warning message: algorithm did not converge in: glm.fit(x = X, y = Y, weights = weights, start = start, etastart = etastart,… Question: Can I do the forward selection without specifying a maximal model hi? T