The dental
data set introduced by Potthoff and Roy (1964), where dental
measurements were made on 11 girls and 16 boys at ages 8, 10, 12 and 14.
The response variable was the distance, in millimeters, from the center of
pituitary to the pterygomaxillary fissure.
data(dental)
data frame with 108 rows and 4 columns.