Spruce

Measurements from an experiment on the growth of black spruce seedlings.

datasets

Data sets for Chihara and Hesterberg (2022, ISBN: 978-1-119-87404-1)
"Mathematical Statistics with Resampling in R" (3rd Ed).

Tim Hesterberg

resampledata3

Data Sets for "Mathematical Statistics with Resampling and R"
(3rd Ed)

Laura Chihara

Spruce function

A data frame with 72 observations on the following 9 variables.<dl>
 <dt><code>Tree</code></dt>
<dd>Subject ID</dd> <dt><code>Competition</code></dt>
<dd>Treatment: <code>C</code> (competition), <code>NC</code> (no competition)</dd> <dt><code>Fertilizer</code></dt>
<dd>Treatment: <code>F</code> (fertilizer), <code>NF</code> (no fertilizer)</dd> <dt><code>Height0</code></dt>
<dd>Height of seedling at start</dd> <dt><code>Height5</code></dt>
<dd>Height of seedling after 5 years</dd> <dt><code>Diameter0</code></dt>
<dd>Diameter of seedling at start</dd> <dt><code>Diameter5</code></dt>
<dd>Diameter of seedling after 5 years</dd> <dt><code>Ht.change</code></dt>
<dd>Change in height</dd> <dt><code>Di.change</code></dt>
<dd>Change in diameter</dd> 
</dl>

Format

Spruce data — Spruce

A data frame with 72 observations on the following 9 variables.<dl>
 <dt><code>Tree</code></dt>
<dd>Subject ID</dd>

 <dt><code>Competition</code></dt>
<dd>Treatment: <code>C</code> (competition), <code>NC</code> (no competition)</dd>

 <dt><code>Fertilizer</code></dt>
<dd>Treatment: <code>F</code> (fertilizer), <code>NF</code> (no fertilizer)</dd>

 <dt><code>Height0</code></dt>
<dd>Height of seedling at start</dd>

 <dt><code>Height5</code></dt>
<dd>Height of seedling after 5 years</dd>

 <dt><code>Diameter0</code></dt>
<dd>Diameter of seedling at start</dd>

 <dt><code>Diameter5</code></dt>
<dd>Diameter of seedling after 5 years</dd>

 <dt><code>Ht.change</code></dt>
<dd>Change in height</dd>

 <dt><code>Di.change</code></dt>
<dd>Change in diameter</dd>

 
</dl>

Spruce: Spruce data

Description

Usage

Arguments

Format

Details