R: Data for the pizza dough example (robust design)
ss.data.doe2
R Documentation
Data for the pizza dough example (robust design)
Description
Experimental data for the scores given to a set of pizza doughs. Noise factors added
for robust design.
Usage
data(ss.data.doe2)
Format
A data frame with 64 observations on the following 7 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 (-+)
temp
Level of temperature in preparation (-+)
time
Level of time in preparation (-+)
score
Scored assigned to the recipe
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, Andr<c3><83><c2><a9>s. 2012.
Six Sigma with R. Statistical Engineering for Process
Improvement, Use R!, vol. 36. Springer, New York.
http://www.springer.com/statistics/book/978-1-4614-3651-5.
Examples
data(ss.data.doe2)
summary(ss.data.doe2)
lattice::bwplot(score ~ temp | time, data = ss.data.doe2)
Results
R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-pc-linux-gnu (64-bit)
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> library(SixSigma)
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/SixSigma/ss.data.doe2.Rd_%03d_medium.png", width=480, height=480)
> ### Name: ss.data.doe2
> ### Title: Data for the pizza dough example (robust design)
> ### Aliases: ss.data.doe2
> ### Keywords: data doe
>
> ### ** Examples
>
> data(ss.data.doe2)
> summary(ss.data.doe2)
repl flour salt bakPow temp time score
Min. :1.0 -:32 -:32 -:32 -:32 -:32 Min. :0.660
1st Qu.:1.0 +:32 +:32 +:32 +:32 +:32 1st Qu.:2.585
Median :1.5 Median :3.820
Mean :1.5 Mean :3.760
3rd Qu.:2.0 3rd Qu.:5.117
Max. :2.0 Max. :6.290
> lattice::bwplot(score ~ temp | time, data = ss.data.doe2)
>
>
>
>
>
>
> dev.off()
null device
1
>