sleep {VIM} | R Documentation |
Sleep data with missing values.
data(sleep)
A data frame with 62 observations on the following 10 variables.
BodyWgt
a numeric vector
BrainWgt
a numeric vector
NonD
a numeric vector
Dream
a numeric vector
Sleep
a numeric vector
Span
a numeric vector
Gest
a numeric vector
Pred
a numeric vector
Exp
a numeric vector
Danger
a numeric vector
Allison, T. and Chichetti, D. (1976) Sleep in mammals: ecological and constitutional correlates. Science 194 (4266), 732–734.
The data set was imported from GGobi
.
data(sleep, package = "VIM") summary(sleep) aggr(sleep)