Steam Usage Data

The steam.x and steam.y data sets contain data on the usage of steam in a manufacturing plant.

Arguments

steam.x	matrix with 9 columns giving pounds of real fatty acid in storage, pounds of crude glycerine made, average wind velocity (in mph), calendar days per month, operating days per month, days below 32 degrees Fahrenheit, average atmospheric temperature, average wind velocity (squared), and number of startups.
steam.y	pounds of steam used monthly.

Draper, N. and Smith, H. (1966). Applied Regression Analysis. New York: John Wiley & Sons, Inc.