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geodist
2003 Jun 18
2
Forward stepwise procedure w/ stepAIC
...pected. Could someone please point out what I'm not understanding?
My code is below.
Thanks.
Marc
> m1.stepFwd <- stepAIC(m1, direction="forward",
+ scope=list(upper=~age.refc.fo + dusz.cat.fo +
+ ed.du.f + emp.ref.f + geodist3.f + has.fone.f +
+ healthdu.f + help.du.f + inc.ref.f + maj.act.f +
+ marryref.f + msa.stat.f + regionrf.f + r.e.ref.f +
+ sex.ref.f + type.psu.f + urb.stat.f, lower=~1))
Start: AIC= 4752.19
response ~ age.refc.fo + dus...