R help - Aug 2024 - An error message with the command fm<-1m (Version 4.4.1. p. 80, An introduction to R)

Dear all,

I am introducing in R and I had a problem in the beginning. Please, you can
see an error message below: (Maybe I am in error. If so, sorry for that).
Thank You so much!

[1] "R"
> x<-rnorm(50)
> y<-rnorm(x)
> plot(x,y)
> ls()
[1] "x" "y"
> rm(x,y)
> x<-1:20 Make x=(1,2,...,20).
Erro: unexpected symbol em "x<-1:20 Make"
> x<-1:20
> w<-1+sqrt(x)/2
> dummy<-data.frame(x=x, y=x+rnorm(x)*w)
> dummy
    x          y
1   1  1.5870188
2   2 -0.1337255
3   3  2.1804598
4   4  5.9208727
5   5  4.8860564
6   6  6.5736696
7   7  5.5894932
8   8  5.1181831
9   9 12.2127547
10 10 11.2671459
11 11 10.6736019
12 12  9.5145623
13 13  9.7410161
14 14 11.4136781
15 15 14.6617839
16 16 16.0676884
17 17 13.0879981
18 18 17.4291520
19 19 22.3425584
20 20 23.2160390
> fm<-1m(y~x,data=dummy)
Erro: unexpected symbol em "fm<-1m"
> fm<- 1m(y~x,data=dummy)
Erro: unexpected symbol em "fm<- 1m"
> fm<-1m(y ~ x, data=dummy)
Erro: unexpected symbol em "fm<-1m"
> fm<-1m(y~x,data=dummy)
Erro: unexpected symbol em "fm<-1m"
> fm<-1m(y~x,data=dummy)
Erro: unexpected symbol em "fm<-1m"
>


-- 
Rosana Curzel

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The function is lm(), not 1m().
lm stands for "linear model" (the first letter of each word)


On Tue, Aug 6, 2024 at 11:22?AM Rosana Curzel <rcurzel at gmail.com>
wrote:
> Dear all,
>
> I am introducing in R and I had a problem in the beginning. Please, you can
> see an error message below: (Maybe I am in error. If so, sorry for that).
> Thank You so much!
>
> [1] "R"
> > x<-rnorm(50)
> > y<-rnorm(x)
> > plot(x,y)
> > ls()
> [1] "x" "y"
> > rm(x,y)
> > x<-1:20 Make x=(1,2,...,20).
> Erro: unexpected symbol em "x<-1:20 Make"
> > x<-1:20
> > w<-1+sqrt(x)/2
> > dummy<-data.frame(x=x, y=x+rnorm(x)*w)
> > dummy
>     x          y
> 1   1  1.5870188
> 2   2 -0.1337255
> 3   3  2.1804598
> 4   4  5.9208727
> 5   5  4.8860564
> 6   6  6.5736696
> 7   7  5.5894932
> 8   8  5.1181831
> 9   9 12.2127547
> 10 10 11.2671459
> 11 11 10.6736019
> 12 12  9.5145623
> 13 13  9.7410161
> 14 14 11.4136781
> 15 15 14.6617839
> 16 16 16.0676884
> 17 17 13.0879981
> 18 18 17.4291520
> 19 19 22.3425584
> 20 20 23.2160390
> > fm<-1m(y~x,data=dummy)
> Erro: unexpected symbol em "fm<-1m"
> > fm<- 1m(y~x,data=dummy)
> Erro: unexpected symbol em "fm<- 1m"
> > fm<-1m(y ~ x, data=dummy)
> Erro: unexpected symbol em "fm<-1m"
> > fm<-1m(y~x,data=dummy)
> Erro: unexpected symbol em "fm<-1m"
> > fm<-1m(y~x,data=dummy)
> Erro: unexpected symbol em "fm<-1m"
> >
>
>
>
> --
> Rosana Curzel
>
>         [[alternative HTML version deleted]]
>
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