penicillin.data: Penicillin data
Description
Penicillin yield example data set.
Usage
data(penicillin.data)
Format
A data frame with 20 observations on the following 4 variables.
- blend
- factor with 5 levels:
B1 B2 B3 B4 B5.
Blend factor used to block the experiment. - run
- numeric vector. Run order within the blocking (Blend) factor.
- treat
- factor with levels:
A B C D.
The process variants called treatment. - yield
- numeric vector. Experiment yield response.
Source
Box G. E. P, Hunter, W. C. and Hunter, J. S. (1978).
Statistics for Experimenters. New York: Wiley.References
Box G. E. P, Hunter, J. S. and Hunter, W. C. (2005).
Statistics for Experimenters II. New York: Wiley.
Examples
Run this codedata(penicillin.data)
str(penicillin.data)
plot(penicillin.data)
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