truck

Data on an experiment
concerning the production of leaf springs for trucks.
 A \(2^{5-1}\) fractional factorial experiment with 3 replicates was
 carried out with objective of recommending production settings to
 achieve a free height as close as possible to 8 inches.

datasets

Books are "Practical Regression and ANOVA in R" on CRAN, "Linear Models with R" published 1st Ed. August 2004, 2nd Ed. July 2014 by CRC press, ISBN 9781439887332, and "Extending the Linear Model with R" published by CRC press in 1st Ed. December 2005 and 2nd Ed. March 2016, ISBN 9781584884248.

Julian Faraway

faraway

Functions and Datasets for Books by Julian Faraway

truck function

A data frame with 48 observations on the following 6 variables.<dl>
 <dt><code>B</code></dt>
<dd>furnace temperature - a factor with levels <code>+</code> <code>-</code></dd> <dt><code>C</code></dt>
<dd>heating time - a factor with levels <code>+</code> <code>-</code></dd> <dt><code>D</code></dt>
<dd>transfer time - a factor with levels <code>+</code> <code>-</code></dd> <dt><code>E</code></dt>
<dd>hold-down time - a factor with levels <code>+</code> <code>-</code></dd> <dt><code>O</code></dt>
<dd>quench oil temperature - a factor with levels <code>+</code> <code>-</code></dd> <dt><code>height</code></dt>
<dd>leaf spring free height in inches</dd> 
</dl>

Format

Truck leaf spring experiment — truck

A data frame with 48 observations on the following 6 variables.<dl>
 <dt><code>B</code></dt>
<dd>furnace temperature - a factor with levels <code>+</code> <code>-</code></dd>

 <dt><code>C</code></dt>
<dd>heating time - a factor with levels <code>+</code> <code>-</code></dd>

 <dt><code>D</code></dt>
<dd>transfer time - a factor with levels <code>+</code> <code>-</code></dd>

 <dt><code>E</code></dt>
<dd>hold-down time - a factor with levels <code>+</code> <code>-</code></dd>

 <dt><code>O</code></dt>
<dd>quench oil temperature - a factor with levels <code>+</code> <code>-</code></dd>

 <dt><code>height</code></dt>
<dd>leaf spring free height in inches</dd>

 
</dl>

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truck: Truck leaf spring experiment

Description

Usage

Arguments

Format

References