DaphniaResistance: Daphnia Resistance to Cyanobacteria

Description Usage Format Source Examples

Description

Resistance of Daphnia eggs to different levels of cyanobacteria (cyandensity) from 1962-1997.

Usage

1

Format

A data frame with 32 observations on the following 2 variables.

density

a factor with levels: high, low, and med

resistance

a numeric vector

Source

inferred from Hairston, N.G., Jr., W. Lampert, C.E. C<c3><a1>ceres, C.L. Holtmeier, L.J. Weider, U. Gaedke, J.M. Fischer, J.A. Fox, and D.M. Post. 1999. Dormant eggs record rapid evolution. Nature 401: 446.

Examples

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data(DaphniaResistance)
str(DaphniaResistance)


bwplot(resistance ~ density, DaphniaResistance)
# with such a small data set, we can display all the data rather than a summary
xyplot(resistance ~ density, DaphniaResistance)
histogram( ~ resistance| density, DaphniaResistance, 
	strip=FALSE, strip.left = TRUE,
	layout=c(1,3)
	)

abd documentation built on May 31, 2017, 2:02 a.m.

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