rabbits {cond}

Rabbits Data

Description

The rabbits data frame has 10 rows and 4 columns.

Five different doses of penicillin were administered to rabbits suffering from a streptococci infection and the number of recovering rabbits recorded. The rabbits are cross-classified according to whether the drug is administered immediately or delayed by an hour and a half. Interest focuses on whether the delay effects the treatment.

Usage

data(rabbits)

Format

This data frame contains the following columns:

cured

the number of rabbits that recovered;

died

the number of rabbits that died;

delay

an indicator variable indicating whether the administration of penicillin was delayed by 1 1/2 hours;

penicil

the penicillin dose.

Source

Unknown.

Examples

data(rabbits)
attach(rabbits)
fc <- cured/(cured + died)
coplot(fc ~ log(penicil) | delay, data = rabbits)