Description Usage Format Source References
An experiment to determine how much variation in measured manganese concentration in steel was due to operator variations. (Chapter 18, Table 18.11)
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A data frame with 80 rows and 3 variables:
steel sample - 10 levels
operator - 4 levels
manganese concentration (percent)
http://www.wright.edu/~dan.voss/bookdata/data.html
Dean, A. and Voss, D. (1999). Design and Analysis of Experiments. New York, Springer.
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