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Data from the Split-plot mixture process variable experiment with vinyl in chapter 10 of Design and Analysis of Experiments with R
data(SPMPV)
A data frame with 28 observations on the following 7 variables.
wp
a factor with levels 1 2 3 4 5 6 7
1
2
3
4
5
6
7
z1
a numeric vector
z2
x1
x2
x3
y
# NOT RUN { data(SPMPV) # }
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