Turkey data, one source
Turkey weight increase in an experiment in which the supplementation with methionine was varied.
This data frame contains the following columns:
Amount of methionine supplement (percent of diet)
Pen weight increase (g)
Cook, R. D. and Witmer, J. (1985). A note on the parameter-effects curvature. Journal of the American Statistical Association, 80, 872-878.
Weisberg, S. (2005). Applied Linear Regression, 3rd edition. New York: Wiley, Problem 6.13.
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