R: Mammal sleep data

sleep {VIM} | R Documentation

## Mammal sleep data

### Description

Sleep data with missing values.

### Format

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

### Source

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`.

### Examples

    data(sleep, package = "VIM")
    summary(sleep)
    aggr(sleep)

[Package VIM version 4.8.0 Index]