hardwood {daewr}

low grade hardwood conjoint study

Description

Data from the low grade hardwood conjoint study in chapter 6 of Design and Analysis of Experiments with R

Usage

data(hardwood)

Format

A data frame with 12 observations on the following 5 variables.

Design

a factor with levels "RC" "AC" "OCI" "OCII"

Price

a numeric variable

Density

a factor with levels "Clear" "Heavy" "Medium"

Guarantee

a factor with levels "1y" "Un"

Rating

a numeric vector

Source

Design and Analysis of Experiments with R, by John Lawson, CRC/Chapman Hall

Examples

data(hardwood)