The kyphosis data frame has 81 rows representing data on 81
children who have had corrective spinal surgery. The outcome
Kyphosis is a binary variable, the other three variables (columns)
are numeric.
DATA DESCRIPTION:
Kyphosis:
a factor telling whether a postoperative deformity (kyphosis)
is "present" or "absent" .
Age:
the age of the child in months.
Number:
the number of vertebrae involved in the operation.
Start:
the beginning of the range of vertebrae involved in the operation.
SOURCE:
John M. Chambers and Trevor J. Hastie, Statistical Models in S,
Wadsworth and Brooks, Pacific Grove, CA 1992, pg. 200.
EXAMPLES:
kyph.glm <- glm(Kyphosis ~ Age + Start + Number,
family = binomial, data = kyphosis)