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SMPracticals (version 1.4-3.1)

cement: Hald Cement Data

Description

Heat evolved in setting of cement, as a function of its chemical composition.

Usage

data(cement)

Arguments

Format

A data frame with 13 observations on the following 5 variables.

x1

percentage weight in clinkers of 3CaO.Al2O3

x2

percentage weight in clinkers of 3CaO.SiO2

x3

percentage weight in clinkers of 4CaO.Al2O3.Fe2O3

x4

percentage weight in clinkers of 2CaO.SiO2

y

heat evolved (calories/gram)

References

Davison, A. C. (2003) Statistical Models. Cambridge University Press. Page 355.

Examples

Run this code
data(cement)
lm(y~x1+x2+x3+x4,data=cement)

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