The
stack.loss
and
stack.x
data sets are from the operation of a plant for the oxidation of ammonia to nitric acid, measured on 21 consecutive days.
Brownlee, K.A. (1965). Statistical Theory and Methodology in Science and Engineering. New York: John Wiley & Sons, Inc.
Draper and Smith (1966). Applied Regression Analysis. New York: John Wiley & Sons, Inc.
Daniel and Wood (1971). Fitting Equations to Data. New York: John Wiley & Sons, Inc.