hiv {lmreg}

HIV data

Description

Light absorbance for positive control samples in an ELISA test for HIV (Hoaglin et al., 1991).

Usage

data(hiv)

Format

A data frame with 75 observations on the following 3 variables.

Absorbance

Measurement of absorbance of light (dimensionless)

Lot

Five levels of lot

Run

Five levels of run

Source

Hoaglin, D.C., Mosteller, F. and Tukey, J.W. (1991) Fundamentals of Exploratory Analysis of Variance, Wiley, New York, p.107.

Examples

data(hiv)
head(hiv)