evidence (version 0.8.10)

darwin: Charles Darwin's (1876) data on the fecundity of selfed and crossed corn plants.

Description

Charles Darwin(1876) provided data on the difference in the heights attained by selfed and crossed mother plants.

Usage

data(darwin)

Format

A data frame with 15 observations on the following variable:

difference

the difference in height in inches between each paired pair of offspring of a selfed and a crossed mother plant

Examples

# NOT RUN {
data(darwin)
with(darwin, qqnorm(difference) )
with(darwin, qqline(difference) )
# }