stain

Data on an experiment to remove ketchup stains from white cotton
fabric by soaking the stained fabric in one of five substrates for
one hour. Remaining stains were scored visually and subjectively
according to a 6-point scale (0 = completely clean, 5 = no change)
The <code>stain</code> data frame has 15 rows and 2 columns.

datasets

Most of this package consists of data sets from the
textbook Introduction
to Linear Regression Analysis, by Montgomery, Peck
and Vining.  All data sets from the 3rd edition are included
and many from the 6th edition are also included.
The package also contains some additional data sets and functions.

W.J. Braun

Data Sets from Montgomery, Peck and Vining

S. MacQueen

stain function

This data frame contains the following columns:<dl>
 <dt>treatment</dt>
<dd>a factor</dd> <dt>response</dt>
<dd>a numeric vector</dd> 
</dl>

Format

Stain Removal Data — stain

This data frame contains the following columns:<dl>
 <dt>treatment</dt>
<dd>a factor</dd>

 <dt>response</dt>
<dd>a numeric vector</dd>

 
</dl>

stain: Stain Removal Data

Description

Usage

Arguments

Format

Examples