Results from an Experiment on Plant Growth

Usage

data(plants)

Format

A data frame of 30 cases on 2 variables.
[, 1] weight numeric
[, 2] group factor
The levels of group are `ctrl', `trt1', and `trt2'.

Description

Results from an experiment to compare yields (as measured by dried weight of plants) obtained under a control and two different treatment conditions.

Source

Dobson, A. J. (1983). An Introduction to Statistical Modelling. London: Chapman and Hall.

Examples

## One factor ANOVA example from Dobson's book, cf. Table 7.4:
data(plants)
anova(lm(weight ~ group, data = plants))

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