Age, weight, height, and 10 body circumference measurements are recorded for
252 men. Each man's percentage of body fat was accurately estimated by an
underwater weighing technique.

datasets

Books are "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 and "Practical Regression and ANOVA in R" contributed documentation on CRAN (now very dated).

Julian Faraway

faraway

Functions and Datasets for Books by Julian Faraway

fat function

A data frame with 252 observations on the following 18 variables.<dl>
<dt>brozek</dt>
<dd>Percent body fat using Brozek's equation,
457/Density - 414.2</dd>
 <dt>siri</dt>
<dd>Percent body fat using Siri's
equation, 495/Density - 450</dd>
 <dt>density</dt>
<dd>Density (gm/$cm^3$)</dd><dt>age</dt>
<dd>Age (yrs)</dd>
 <dt>weight</dt>
<dd>Weight (lbs)</dd><dt>height</dt>
<dd>Height (inches)</dd>
 <dt>adipos</dt>
<dd>Adiposity
index = Weight/Height$^2$ (kg/$m^2$)</dd>
 <dt>free</dt>
<dd>Fat Free Weight =
(1 - fraction of body fat) * Weight, using Brozek's formula (lbs)</dd><dt>neck</dt>
<dd>Neck circumference (cm)</dd>
 <dt>chest</dt>
<dd>Chest
circumference (cm)</dd>
 <dt>abdom</dt>
<dd>Abdomen circumference (cm) at the
umbilicus and level with the iliac crest</dd>
 <dt>hip</dt>
<dd>Hip
circumference (cm)</dd>
 <dt>thigh</dt>
<dd>Thigh circumference (cm)</dd><dt>knee</dt>
<dd>Knee circumference (cm)</dd>
 <dt>ankle</dt>
<dd>Ankle
circumference (cm)</dd>
 <dt>biceps</dt>
<dd>Extended biceps circumference
(cm)</dd>
 <dt>forearm</dt>
<dd>Forearm circumference (cm)</dd><dt>wrist</dt>
<dd>Wrist circumference (cm) distal to the styloid
processes</dd>
 
</dl>

Format

Percentage of Body Fat and Body Measurements — fat

A data frame with 252 observations on the following 18 variables.<dl>
<dt>brozek</dt>
<dd>Percent body fat using Brozek's equation,
457/Density - 414.2</dd>
 <dt>siri</dt>
<dd>Percent body fat using Siri's
equation, 495/Density - 450</dd>
 <dt>density</dt>
<dd>Density (gm/$cm^3$)</dd>

<dt>age</dt>
<dd>Age (yrs)</dd>
 <dt>weight</dt>
<dd>Weight (lbs)</dd>

<dt>height</dt>
<dd>Height (inches)</dd>
 <dt>adipos</dt>
<dd>Adiposity
index = Weight/Height$^2$ (kg/$m^2$)</dd>
 <dt>free</dt>
<dd>Fat Free Weight =
(1 - fraction of body fat) * Weight, using Brozek's formula (lbs)</dd>

<dt>neck</dt>
<dd>Neck circumference (cm)</dd>
 <dt>chest</dt>
<dd>Chest
circumference (cm)</dd>
 <dt>abdom</dt>
<dd>Abdomen circumference (cm) at the
umbilicus and level with the iliac crest</dd>
 <dt>hip</dt>
<dd>Hip
circumference (cm)</dd>
 <dt>thigh</dt>
<dd>Thigh circumference (cm)</dd>

<dt>knee</dt>
<dd>Knee circumference (cm)</dd>
 <dt>ankle</dt>
<dd>Ankle
circumference (cm)</dd>
 <dt>biceps</dt>
<dd>Extended biceps circumference
(cm)</dd>
 <dt>forearm</dt>
<dd>Forearm circumference (cm)</dd>

<dt>wrist</dt>
<dd>Wrist circumference (cm) distal to the styloid
processes</dd>
 
</dl>

fat: Percentage of Body Fat and Body Measurements

Description

Arguments

Format