Flury (version 0.1-3)

f.voles: Female vole data

Description

Data on measurements from females of two species of voles, Microtus californicus and M. ochrogaster

Usage

data(f.voles)

Format

A data frame with 86 observations with a factor denoting the species and a further seven variables describing various measurements in units of 0.1mm.

Species

a factor with levels californicus ochrogaster

Age

Age in Days

L2.Condylo

Condylo incisive length

L9.Inc.Foramen

Incisive foramen length

L7.Alveolar

Alveolar length of upper molar tooth row

B3.Zyg

Zygomatic width

B4.Interorbital

Interoribital width

H1.Skull

Skull height

Source

Airoldi, J.-P. and R.S. Hoffmann (1984) "Age variation in volves (Microtus californicus, M. ochrogaster) and its significance for systematic studies" Occasional papers of the Museum of Natural History, University of Kansas, Lawrence KS 111:1-45

Details

The letter-number at the start of the variable name refers to the variable names used by the authors in the original publication.

References

Flury, B.D. (1997) A First Course in Multivariate Statistics, New York: Springer

Examples

data(f.voles)
## Not run: pairs(f.voles[,-1],
#     lower.panel = function(x, y){ points(x, y,
#     pch = unclass(f.voles[,1]),
#     col = as.numeric(f.voles[,1]))},
#     main = "Pairwise scatter plots for Female vole data")## End(Not run)