cement {daewr}

CCD design for cement workability experiment

Description

Data from the CCD design for cement workability experiment in chapter 10 of Design and Analysis of Experiments with R

Usage

data(cement)

Format

A data frame with 20 observations on the following 4 variables.

Block

a factor with levels 1 2

x1

a numeric vector

x2

a numeric vector

x3

a numeric vector

y

a numeric vector

Source

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

Examples

data(cement)