Study of the change in an orthdontic measurement over time for 27 young subjects.
Orthodont1
Data frame with 108 observations in the following 4 variables
caso
subject index
genere
gender of the subject, factor with 2 levels (F, M
)
eta
age of the subject
y
measurement of the orthodontic distance (in mm)
Potthoff, R.F. and Roy, S.N. (1964). A generalized multivariate analysis of variance model useful especially for growth curve problems. Biometrika, 51, 313-326.
Orthodont
for the same data in a different version