Description

Data from the unreplicated split-plot fractional-factorial experiment on geometric distortion of drive gears in chapter 8 of Design and Analysis of Experiments with R

Usage

Format

A data frame with 16 observations on the following 6 variables.

A

a factor with levels -1 1

B

a factor with levels -1 1

C

a factor with levels -1 1

P

a factor with levels -1 1

Q

a factor with levels -1 1

y

a numeric vector containing the response

Source

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

Examples