e.cancer

Breslow and Day (1980) studied the effect of age, tobacco, and 
alcohol on esophageal cancer rates at Ile-et-Vilaine, France.  Data 
are altered slightly to make the design balanced, and to allow enough degrees 
of freedom to perform a fully factorial three way ANOVA.


datasets

Contains functions from: Aho, K. (2014) Foundational and Applied Statistics for Biologists using R.  CRC/Taylor and Francis, Boca Raton, FL, ISBN: 978-1-4398-7338-0.

Ken Aho

asbio

A Collection of Statistical Tools for Biologists

e.cancer function

The dataset contains four variables:
  <dl>
     <dt>age grp.</dt><dd>age group, a factor with four levels: <code>"25-34", "35-44", "45-54", "55-64"</code>, and <code>"65-74"</code>.</dd> <dt>alcohol</dt><dd>alcohol consumed (g/day).</dd> <dt>tobacco</dt><dd>tobacco consumed (g/day).</dd> <dt>cases</dt><dd>number of esophageal cancer cases.</dd> </dl> 

Format

Breslow, N. E. and N. E. Day (1980) <em>Statistical Methods in Cancer Research. 1: The 
Analysis of Case-Control Studies</em>. IARC Lyon / Oxford University Press.

e.cancer: Esophageal cancer data modified slightly to create a balanced three-way factorial design

Description

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