[R] Residual Plots

[MacQueen, Don]

This example might help:

tmp <- data.frame(x=1:10, y=rnorm(10))
foo <- lm(y~x, data=tmp)
plot(tmp$x, residuals(foo))


It appears that eval$bty_avg is not what you think it is.

-Don

-- 
Don MacQueen

Lawrence Livermore National Laboratory
7000 East Ave., L-627
Livermore, CA 94550
925-423-1062





On 5/13/15, 2:33 AM, "Shivi82" <shivibhatia at ymail.com> wrote:

>HI All,
>I Am creating a residual plot for my linear model.
>the code I created is : plot(eval$bty_avg,residuals,ylab="residuals",
>xlab="Score", main = "Residual Analysis")Here data set is eval.
>eval$bty_avg
>is my  response variable and residual is the var I have created using
>resid
>function to store the residuals.
>syntax used is : residuals<- resid(m_bty)
>
>However when I run the syntax I receive the following error message:-
>Error in eval$bty_avg : object of type 'closure' is not subsettable
>
>Please suggest. 
>
>
>
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