stack.dat: Brownlee's Stack-Loss Data

stack.datR Documentation

Brownlee's Stack-Loss Data

Description

These data are from the operation of a plant for the oxidation of ammonia to nitric acid, measured on 21 consecutive days.

Usage

  data(stack.dat)

Format

This data frame contains the following variables:

Loss

the percentage of ammonia lost (times 10).

Air.Flow

air flow into the plant

Water.Temp

cooling water inlet temperature.

Acid.Conc.

acid concentration as a percentage (coded by subtracting 50 and then multiplying by 10).

Source

Brownlee, K.A. (1965). Statistical Theory and Methodology in Science and Engineering. New York: John Wiley & Sons, Inc.

Examples

  data(stack.dat)
  stack.dat

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