Rootstock data

Description

The data come from an experiment to investigate the propogation of plum root-stocks

Usage

data(rootstock)

Format

A data frame with 8 observations on the following 4 variables.

Count

the number in each category; a numeric vector

Time

the time of planting; a numeric vector with levels Now (straight away) or Spring (spring)

Length

the length of the cutting; a numeric vector with levels Long or Short

Condition

the condition of the cutting at the end of the experiment; a numeric vector with levels Alive or Dead

Source

M. S. Bartlett (1935) Contingency table interactions. Journal of the Royal Statistical Society Supplement, 2, 248–252.

Examples

data(rootstock)
summary(rootstock)