R Dataset / Package DAAG / cfseal

Submitted by pmagunia on March 9, 2018 - 1:06 PM
Dataset License
GNU General Public License v2.0
Attachment Size
dataset-83809.csv 1.53 KB
Documentation

Cape Fur Seal Data

Description

The cfseal data frame has 30 rows and 11 columns consisting of weight measurements for various organs taken from 30 Cape Fur Seals that died as an unintended consequence of commercial fishing.

Usage

cfseal

Format

This data frame contains the following columns:

age

a numeric vector

weight

a numeric vector

heart

a numeric vector

lung

a numeric vector

liver

a numeric vector

spleen

a numeric vector

stomach

a numeric vector

leftkid

a numeric vector

rightkid

a numeric vector

kidney

a numeric vector

intestines

a numeric vector

Source

Stewardson, C.L., Hemsley, S., Meyer, M.A., Canfield, P.J. and Maindonald, J.H. 1999. Gross and microscopic visceral anatomy of the male Cape fur seal, Arctocephalus pusillus pusillus (Pinnepedia: Otariidae), with reference to organ size and growth. Journal of Anatomy (Cambridge) 195: 235-255. (WWF project ZA-348)

Examples

print("Allometric Growth - Example 5.7")cfseal.lm <- lm(log(heart) ~ log(weight), data=cfseal); summary(cfseal.lm)
plot(log(heart) ~ log(weight), data = cfseal, pch=16, xlab = "Heart Weight (g, log scale)", 
ylab = "Body weight (kg, log scale)", axes=FALSE)
heartaxis <- 100*(2^seq(0,3))
bodyaxis <- c(20,40,60,100,180)
axis(1, at = log(bodyaxis), lab = bodyaxis)
axis(2, at = log(heartaxis), lab = heartaxis)
box()
abline(cfseal.lm)
--

Dataset imported from https://www.r-project.org.

Documentation License
GNU General Public License v2.0

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