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faraway (version 1.0.7)

semicond: Semiconductor split-plot experiment

Description

The semicond data frame has 48 rows and 5 columns.

Arguments

Format

This data frame contains the following columns:

resistance

a numeric vector

ET

a factor with levels 1 to 4 representing etch time.

Wafer

a factor with levels 1 to 3

position

a factor with levels 1 to 4

Grp

an ordered factor with levels 1/1 < 1/2 < 1/3 < 2/1 < 2/2 < 2/3 < 3/1 < 3/2 < 3/3 < 4/1 < 4/2 < 4/3

Details

Also found in the SASmixed package