Data on the results of a spinal operation "laminectomy" on children, to
correct for a condition called "kyphosis"; see Hastie and
Tibshirani (1990) for details
Usage
data(kyphosis)
Format
A data frame with 81 observations on the following 4 variables.
Kyphosis
a response factor with levels absentpresent.
Age
of child in months, a numeric vector
Number
of vertebra involved in the operation,a numeric vector
Start
level of the operation, a numeric vector
Source
Hastie, T. and Tibshirani, R. (1990)
Generalized Additive Models.
London: Chapman and Hall.