Corrosion data

Description

Corrosion resistance study data set.

Usage

data(corrosion.data)

Format

A data frame with 24 observations on the following 4 variables.

run

factor with 6 levels. The casting order.

heats

factor with 3 levels. The casting temperature.

coating

factor with 4 levels. The coating treatment.

resistance

numeric vector. Corrosion resistance response.

References

Box G. E. P, Hunter, J. S. and Hunter, W. C. (2005). Statistics for Experimenters II. New York: Wiley.

Examples

data(corrosion.data)
str(corrosion.data)
plot(corrosion.data)

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)

R is free software and comes with ABSOLUTELY NO WARRANTY.
You are welcome to redistribute it under certain conditions.
Type 'license()' or 'licence()' for distribution details.

R is a collaborative project with many contributors.
Type 'contributors()' for more information and
'citation()' on how to cite R or R packages in publications.

Type 'demo()' for some demos, 'help()' for on-line help, or
'help.start()' for an HTML browser interface to help.
Type 'q()' to quit R.

> library(BHH2)
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/BHH2/corrosion.data.Rd_%03d_medium.png", width=480, height=480)
> ### Name: corrosion.data
> ### Title: Corrosion data
> ### Aliases: corrosion.data
> ### Keywords: datasets
> 
> ### ** Examples
> 
> data(corrosion.data)
> str(corrosion.data)
'data.frame':	24 obs. of  4 variables:
 $ run       : Factor w/ 6 levels "r1","r2","r3",..: 1 1 1 1 2 2 2 2 3 3 ...
 $ heats     : Factor w/ 3 levels "T360","T370",..: 1 1 1 1 2 2 2 2 3 3 ...
 $ coating   : Factor w/ 4 levels "C1","C2","C3",..: 2 3 1 4 1 3 4 2 3 1 ...
 $ resistance: int  73 83 67 89 65 87 86 91 147 155 ...
> plot(corrosion.data)
> 
> 
> 
> 
> 
> dev.off()
null device 
          1 
>