List of 12
$ coefficients : Named num [1:2]
   6.526 -0.223
..- attr(*, "names")= chr [1:2]
   "(Intercept)" "Sepal.Width"
$ residuals : Named num [1:150]
   -0.644 -0.956 -1.111 -1.234
   -0.722 ...
..- attr(*, "names")= chr [1:150]
   "1" "2" "3" "4" ...
$ effects : Named num [1:150]
   -71.566 -1.188 -1.081 -1.187
   -0.759 ...
..- attr(*, "names")= chr [1:150]
   "(Intercept)" "Sepal.Width" "" ""
   ...
$ rank : int 2
$ fitted.values: Named num [1:150]
   5.74 5.86 5.81 5.83 5.72 ...
..- attr(*, "names")= chr [1:150]
   "1" "2" "3" "4" ...
$ assign : int [1:2] 0 1
$ qr :List of 5
..$ qr : num [1:150, 1:2] -12.2474
   0.0816 0.0816 0.0816 0.0816 ...
.. ..- attr(*, "dimnames")=List of 2
.. .. ..$ : chr [1:150] "1" "2" "3"
   "4" ...
.. .. ..$ : chr [1:2] "(Intercept)"
   "Sepal.Width"
.. ..- attr(*, "assign")= int [1:2]
   0 1
..$ qraux: num [1:2] 1.08 1.02
..$ pivot: int [1:2] 1 2
..$ tol : num 1e-07
..$ rank : int 2
..- attr(*, "class")= chr "qr"
$ df.residual : int 148
$ xlevels : Named list()
$ call : language lm(formula = frm1,
   data = iris)
$ terms :Classes 'terms', 'formula'
   language Sepal.Length ~
   Sepal.Width
.. ..- attr(*, "variables")=
   language list(Sepal.Length,
   Sepal.Width)
.. ..- attr(*, "factors")= int [1:2,
   1] 0 1
.. .. ..- attr(*, "dimnames")=List
   of 2
.. .. .. ..$ : chr [1:2]
   "Sepal.Length" "Sepal.Width"
.. .. .. ..$ : chr "Sepal.Width"
.. ..- attr(*, "term.labels")= chr
   "Sepal.Width"
.. ..- attr(*, "order")= int 1
.. ..- attr(*, "intercept")= int 1
.. ..- attr(*, "response")= int 1
.. ..- attr(*,
   ".Environment")=<environment:
   R_GlobalEnv>
.. ..- attr(*, "predvars")= language
   list(Sepal.Length, Sepal.Width)
.. ..- attr(*, "dataClasses")= Named
   chr [1:2] "numeric" "numeric"
.. .. ..- attr(*, "names")= chr
   [1:2] "Sepal.Length"
   "Sepal.Width"
$ model :'data.frame': 150 obs. of 2
   variables:
..$ Sepal.Length: num [1:150] 5.1
   4.9 4.7 4.6 5 5.4 4.6 5 4.4 4.9
   ...
..$ Sepal.Width : num [1:150] 3.5 3
   3.2 3.1 3.6 3.9 3.4 3.4 2.9 3.1
   ...
..- attr(*, "terms")=Classes
   'terms', 'formula' language
   Sepal.Length ~ Sepal.Width
.. .. ..- attr(*, "variables")=
   language list(Sepal.Length,
   Sepal.Width)
.. .. ..- attr(*, "factors")= int
   [1:2, 1] 0 1
.. .. .. ..- attr(*,
   "dimnames")=List of 2
.. .. .. .. ..$ : chr [1:2]
   "Sepal.Length" "Sepal.Width"
.. .. .. .. ..$ : chr "Sepal.Width"
.. .. ..- attr(*, "term.labels")=
   chr "Sepal.Width"
.. .. ..- attr(*, "order")= int 1
.. .. ..- attr(*, "intercept")= int
   1
.. .. ..- attr(*, "response")= int 1
.. .. ..- attr(*,
   ".Environment")=<environment:
   R_GlobalEnv>
.. .. ..- attr(*, "predvars")=
   language list(Sepal.Length,
   Sepal.Width)
.. .. ..- attr(*, "dataClasses")=
   Named chr [1:2] "numeric"
   "numeric"
.. .. .. ..- attr(*, "names")= chr
   [1:2] "Sepal.Length"
   "Sepal.Width"
- attr(*, "class")= chr "lm"