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beer
2010 Jul 21
3
Help me with prediction in linear model
Hi R-community,
I have the code as follows,i Fitted model as follows
lbeer<-log(beer_monthly)
t<-seq(1956,1995.2,length=length(beer_monthly)) #beer_monthly contains 400+
entries
t2=t^2
beer_fit_parabola=lm(lbeer~t+t2)
Below is not working for me.
Please help me in preparing the new data set for the below prediction
predict(beer_fit_parabola,newdata=data.frame(t=...