manure: Cow manure

Description Usage Format Source

Description

description

Usage

1

Format

A data frame with 20 observations (rows) and 8 variables (columns). Each row is a day when the sample was measured.

day

A numeric column with the day when the sample was measured

bod

A numeric column with the biological oxygen demand

tkn

A numeric column with the total Kjeldahl nitrogen

ts

A numeric column with the total solids

tvs

A numeric column with the total volatile solids

cod

A numeric column with the chemical oxygen demand

o2up

A numeric column with the oxygen uptake

log_o2up

A numeric column with the log transformation of the o2up variable

Source

Dataset was published in Moore (1975) and reported in Weisberg (1985) This data was pulled from StatLib (http://lib.stat.cmu.edu/datasets/alr) under the name alr222. Column descriptions from Weisberg (1985).

Moore, J. A. (1975). Total biochemical oxygen demand of animal manures. University of Minnesota. Weisberg, Sanford. (1985). Applied linear regression. New York: Wiley.


jdmR-packages/czerlinski1999 documentation built on Jan. 1, 2021, 4:32 a.m.