<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd"><html xmlns="http://www.w3.org/1999/xhtml"><head><title>R: Poison</title> <meta http-equiv="Content-Type" content="text/html; charset=utf-8" /> <link rel="stylesheet" type="text/css" href="R.css" /> </head><body> <table width="100%" summary="page for poison.text"><tr><td>poison.text</td><td style="text-align: right;">R Documentation</td></tr></table> <h2>Poison</h2> <h3>Description</h3> <p>The data used here refer to a survey carried out on a sample of children of primary school who suffered from food poisoning. They were asked about their symptoms and about what they ate. </p> <h3>Usage</h3> <pre>data(poison)</pre> <h3>Format</h3> <p>A data frame with 55 rows and 3 columns (the sex, if they are sick or not, and a textual variable with their symptom and what they eat). </p> <h3>Examples</h3> <pre> data(poison.text) res.text <- textual(poison.text, num.text = 3, contingence.by = c(1,2)) ## Contingence table for the sex variable, the sich variable and the couple ## of variable sick-sex res.text2 <- textual(poison.text, num.text = 3, contingence.by = list(1,2,c(1,2))) </pre> </body></html>