R Dataset / Package geepack / sitka89

Submitted by pmagunia on March 9, 2018 - 1:06 PM
Dataset License
GNU General Public License v2.0
Attachment Size
dataset-69166.csv 12.64 KB
Documentation

Growth of Sitka Spruce Trees

Description

Impact of ozone on the growth of sitka spruce trees.

Usage

data(sitka89)

Format

A dataframe

size:

size of the tree measured in log(height*diamter^2)

time:

days after the 1st january, 1988

tree:

id number of a tree

treat:

ozone: grown under ozone environment, control: ozone free

Examples

data(sitka89)
--

Dataset imported from https://www.r-project.org.

Documentation License
GNU General Public License v2.0

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