Pizza dough example data

Description

Experimental data for the scores given to a set of pizza doughs.

Usage

data(ss.data.doe1)

Format

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

repl

Replication id

flour

Level of flour in the recipe (- +)

salt

Level of salt in the recipe (- +)

bakPow

Level of Baking Powder in the recipe (- +)

score

Scored assigned to the recipe

ord

Randomized order

Note

This data set is used in chapter 11 of the book “Six Sigma with R” (see References).

Source

See references.

References

Cano, Emilio L., Moguerza, Javier M. and Redchuk, Andrés. 2012. Six Sigma with R. Statistical Engineering for Process Improvement, Use R!, vol. 36. Springer, New York. https://www.springer.com/gp/book/9781461436515.

Examples

data(ss.data.doe1)
summary(ss.data.doe1)
lattice::bwplot(score ~ flour | salt + bakPow , 
 data = ss.data.doe1, 
 xlab = "Flour", 
 strip = function(..., style) lattice::strip.default(..., strip.names=c(TRUE,TRUE)))