peas | R Documentation |
An experiment to evaluate the effects of nitrogen, phosphate and potassium on the growth of peas. (Chapter 13, Table 13.25)
peas
A data frame with 24 rows and 5 variables:
which block - 6 levels
nitogen - 2 levels
phosphate - 2 levels
potassium - levels
yield of peas (pounds/plot)
http://www.wright.edu/~dan.voss/bookdata/data.html
Dean, A. and Voss, D. (1999). Design and Analysis of Experiments. New York, Springer.
npk
in the datasets
package
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