DAAG (version 1.22)

roller: Lawn Roller Data

Description

The roller data frame has 10 rows and 2 columns. Different weights of roller were rolled over different parts of a lawn, and the depression was recorded.

Usage

roller

Arguments

Format

This data frame contains the following columns:

weight

a numeric vector consisting of the roller weights

depression

the depth of the depression made in the grass under the roller

Examples

Run this code
# NOT RUN {
plot(roller)
roller.lm <- lm(depression ~ weight, data = roller)
plot(roller.lm, which = 4)
# }

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