Salm {INLA} | R Documentation

## Extra-Poisson variation in dose-response study

### Description

Breslow (1984) analyses some mutagenicity assay data (shown below) on salmonella in which three plates have been processed at each dose i of quinoline and the number of revertant colonies of TA98 Salmonella measured

### Usage

    data(Salm)

### Format

A data frame with 18 observations on the following 3 variables.

`y`

  number of salmonella bacteria

`dose`

  dose of quinoline (mg per plate)

`rand`

  indicator

### Source

WinBUGS/OpenBUGS manual Examples VOl.I

### Examples

    data(Salm)

[Package INLA version 18.07.12 Index]