Thirty rubber specimens were rubbed with an abrasive metal.
Usage
data(rubber.df)
Format
A data frame with 30 observations on the following 3 variables:
hardness
Hardness in degrees of Shore
tensile
strength in kilograms per square centimetre
abloss
the amount of material rubbed off in grams per horsepower-hour
Source
GEP Box, WR Cousins, FR Hindsworth, H Heeny, M Milbourne, W Spendley and WL Stevens (1957). In OL Davies (Ed.) Statistical Methods in Research and Production, 3rd Ed. Oliver and Boyd, London.
References
Chambers, J. M. et al. (1983). Graphical Methods for Data Analysis. Duxbury Press: Boston.
R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
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> library(R330)
Loading required package: s20x
Loading required package: leaps
Loading required package: rgl
Loading required package: lattice
> png(filename="/home/ddbj/snapshot/RGM3/R_CC/result/R330/rubber.df.Rd_%03d_medium.png", width=480, height=480)
> ### Name: rubber.df
> ### Title: Rubber Specimen Data
> ### Aliases: rubber.df
> ### Keywords: datasets
>
> ### ** Examples
>
> data(rubber.df)
> rubber.lm<-lm(abloss~hardness+tensile,data=rubber.df)
> pred<-fitted.values(rubber.lm)
> res<-residuals(rubber.lm)
> plot(pred,res)
>
>
>
>
>
> dev.off()
null device
1
>