.BG D
.VE $Header: /usr3/s/current/s/data/.help/RCS/steam,v 1.2 83/12/30 23:10:23 rab Exp $
.FN steam
.TL
steam: Steam Usage Data
.PP
.AG y
pounds of steam used monthly.
.AG x
matrix with 9 columns, giving 
pounds of real fatty acid in storage,
pounds of crude glycerine made,
average wind velocity (mph),
calendar days per month, operating days per month,
days below 32 degrees Fahrenheit,
average atmospheric temperature,
average wind velocity (squared),
number of startups.
.AG collab
character vector giving short column labels for `x'.
.SH SOURCE
Norman Draper and Harry Smith,
.ul
Applied Regression Analysis,
Wiley, 1966, pp 351-364.
Copyright 1966 by John Wiley & Sons, Inc., New York.
.KW dataset
.WR
