search for: logmilk

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2008 Nov 05
2
how can I save the estimates of a regression model in a file?
Dear all I need some help with R. How can I save the estimates of a regression model in a file? here is what I did: 1) this is my regression model: fit1 <- lm(logmilk ~ logdays + days, data=data2) 2) however, I want to get the parameters estimates for each individual (by group): so i did the following: by(data2, list(data2$V2),function(.data2) lm(logmilk ~ logdays + days, data= .data2)) 3) Then to keep the estimates in a file I did: res1 <- by(data2, list(d...