If present in the calling sequence used to produce object, the data frame used to fit the model is obtained.

# S3 method for class 'lmList'
getData(object)

Arguments

object

an object inheriting from class lmList, representing a list of lm objects with a common model.

Value

if a data argument is present in the calling sequence that produced object, the corresponding data frame (with na.action and subset applied to it, if also present in the call that produced object) is returned; else, NULL is returned.

Author

José Pinheiro and Douglas Bates bates@stat.wisc.edu

See also

Examples

fm1 <- lmList(distance ~ age | Subject, Orthodont)
getData(fm1)
#> Grouped Data: distance ~ age | Subject
#>     distance age Subject    Sex
#> 1       26.0   8     M01   Male
#> 2       25.0  10     M01   Male
#> 3       29.0  12     M01   Male
#> 4       31.0  14     M01   Male
#> 5       21.5   8     M02   Male
#> 6       22.5  10     M02   Male
#> 7       23.0  12     M02   Male
#> 8       26.5  14     M02   Male
#> 9       23.0   8     M03   Male
#> 10      22.5  10     M03   Male
#> 11      24.0  12     M03   Male
#> 12      27.5  14     M03   Male
#> 13      25.5   8     M04   Male
#> 14      27.5  10     M04   Male
#> 15      26.5  12     M04   Male
#> 16      27.0  14     M04   Male
#> 17      20.0   8     M05   Male
#> 18      23.5  10     M05   Male
#> 19      22.5  12     M05   Male
#> 20      26.0  14     M05   Male
#> 21      24.5   8     M06   Male
#> 22      25.5  10     M06   Male
#> 23      27.0  12     M06   Male
#> 24      28.5  14     M06   Male
#> 25      22.0   8     M07   Male
#> 26      22.0  10     M07   Male
#> 27      24.5  12     M07   Male
#> 28      26.5  14     M07   Male
#> 29      24.0   8     M08   Male
#> 30      21.5  10     M08   Male
#> 31      24.5  12     M08   Male
#> 32      25.5  14     M08   Male
#> 33      23.0   8     M09   Male
#> 34      20.5  10     M09   Male
#> 35      31.0  12     M09   Male
#> 36      26.0  14     M09   Male
#> 37      27.5   8     M10   Male
#> 38      28.0  10     M10   Male
#> 39      31.0  12     M10   Male
#> 40      31.5  14     M10   Male
#> 41      23.0   8     M11   Male
#> 42      23.0  10     M11   Male
#> 43      23.5  12     M11   Male
#> 44      25.0  14     M11   Male
#> 45      21.5   8     M12   Male
#> 46      23.5  10     M12   Male
#> 47      24.0  12     M12   Male
#> 48      28.0  14     M12   Male
#> 49      17.0   8     M13   Male
#> 50      24.5  10     M13   Male
#> 51      26.0  12     M13   Male
#> 52      29.5  14     M13   Male
#> 53      22.5   8     M14   Male
#> 54      25.5  10     M14   Male
#> 55      25.5  12     M14   Male
#> 56      26.0  14     M14   Male
#> 57      23.0   8     M15   Male
#> 58      24.5  10     M15   Male
#> 59      26.0  12     M15   Male
#> 60      30.0  14     M15   Male
#> 61      22.0   8     M16   Male
#> 62      21.5  10     M16   Male
#> 63      23.5  12     M16   Male
#> 64      25.0  14     M16   Male
#> 65      21.0   8     F01 Female
#> 66      20.0  10     F01 Female
#> 67      21.5  12     F01 Female
#> 68      23.0  14     F01 Female
#> 69      21.0   8     F02 Female
#> 70      21.5  10     F02 Female
#> 71      24.0  12     F02 Female
#> 72      25.5  14     F02 Female
#> 73      20.5   8     F03 Female
#> 74      24.0  10     F03 Female
#> 75      24.5  12     F03 Female
#> 76      26.0  14     F03 Female
#> 77      23.5   8     F04 Female
#> 78      24.5  10     F04 Female
#> 79      25.0  12     F04 Female
#> 80      26.5  14     F04 Female
#> 81      21.5   8     F05 Female
#> 82      23.0  10     F05 Female
#> 83      22.5  12     F05 Female
#> 84      23.5  14     F05 Female
#> 85      20.0   8     F06 Female
#> 86      21.0  10     F06 Female
#> 87      21.0  12     F06 Female
#> 88      22.5  14     F06 Female
#> 89      21.5   8     F07 Female
#> 90      22.5  10     F07 Female
#> 91      23.0  12     F07 Female
#> 92      25.0  14     F07 Female
#> 93      23.0   8     F08 Female
#> 94      23.0  10     F08 Female
#> 95      23.5  12     F08 Female
#> 96      24.0  14     F08 Female
#> 97      20.0   8     F09 Female
#> 98      21.0  10     F09 Female
#> 99      22.0  12     F09 Female
#> 100     21.5  14     F09 Female
#> 101     16.5   8     F10 Female
#> 102     19.0  10     F10 Female
#> 103     19.0  12     F10 Female
#> 104     19.5  14     F10 Female
#> 105     24.5   8     F11 Female
#> 106     25.0  10     F11 Female
#> 107     28.0  12     F11 Female
#> 108     28.0  14     F11 Female