stackloss
Stack-loss Data

### Description

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

### Usage

    stackloss
    stack.loss
    stack.x

Format
stackloss is a data.frame with 21 observations on the following 4 numeric variables.
Air.Flow
air flow to the plant.
Water.Temp
cooling water inlet temperature.
Acid.Conc.
acid concentration (percentage minus 50 times 10).
stack.loss
ammonia lost (percentage times 10). This is generally used as the response variable.

### Details

The matrix stack.x has four columns: the first three columns of stackloss and a column of the vector stack.loss.
Source
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.
Examples

    summary(lm(stack.loss ~ ., data=stackloss))

Package Sdatasets version 6.1.5-18
Package Index