pepper: Pesticide residue data for sweet peppers

In pesticides: Analysis of single serving and composite pesticide residue measurements

Description

Pesticide residues for sweet peppers from the National Food Administration of Sweden.

Usage

data(pepper)

Format

A data frame with 166 observations on the following 6 variables.

gp

Group or composite number.

color

The color of the pepper.

comp

Corresponding composite residue measurement.

ss

Single item residue measurement.

lod

Minimum level of detection.

items

Number of items in the corresponding composite.

Details

Residues were measured for all individual peppers in this data set. This data is especially unique – and ideal – in that all single items within the composites were measured.

Source

National Food Administration of Sweden. A description of the data is in <http://www.slv.se/upload/dokument/rapporter/kemiska/bekampningsmedel/slvrapp12_2000_pesticide_residues.pdf>.

Examples

data(pepper)
r  <- cor(pepper$comp, pepper$ss)
g  <- lm(comp ~ ss, pepper)
n  <- mean(pepper$items)
cor2icc(r, n, "within")
plot(pepper$ss, pepper$comp)
abline(g)

pesticides documentation built on May 30, 2017, 7:19 a.m.