RatPupWeight              package:nlme              R Documentation

The weight of rat pups

Description:

     The 'RatPupWeight' data frame has 322 rows and 5 columns.

Format:

     This data frame contains the following columns:

     weight a numeric vector

     sex a factor with levels 'Male'  'Female' 

     Litter an ordered factor with levels '9' < '8' < '7' < '4' < '2' <
          '10' < '1' < '3' < '5' < '6' < '21' < '22' < '24' < '27' <
          '26' < '25' < '23' < '17' < '11' < '14' < '13' < '15' < '16'
          < '20' < '19' < '18' < '12'

     Lsize a numeric vector

     Treatment an ordered factor with levels 'Control' < 'Low' < 'High'


Source:

     Pinheiro, J. C. and Bates, D. M. (2000), _Mixed-Effects Models in
     S and S-PLUS_, Springer, New York.

