coliform: MPN coliform dilution assay dataset

In brechtdv/QMRA: Parametric Models for Quantitative Microbial Risk Assessment

Description

Dilution assays report the presence of absence of the hazard in a given quantity. The coliform dataset contains dilution assay results and the corresponding volumes and replicates.

Usage

data(coliform)

Format

A data frame with 3 observations on the following 3 variables.

volume

a numeric vector

replicates

a numeric vector

positive

a numeric vector

Source

• Haas CN, Rose JB, Gerba CP (1999) Quantitative Microbial Risk Assessment. John Wiley & Sons, Inc.

See Also

ea_presence, bea_presence

Examples

data(coliform)

## Exposure assessment from presence/absence data
ea_presence(x = positive, q = volume, rep = replicates, data = coliform)

brechtdv/QMRA documentation built on May 13, 2019, 5:06 a.m.