mratios (version 1.4.2)

angina: The angina data set

Description

Dose response study of a drug to treat Angina pectoris. Response variable was the duration of pain-free walking after treatment, relative to the values before treatment. Large values indicate positive effects on patients. Data set taken from Westfall et al. (1999), p. 164.

Usage

data(angina)

Format

A data frame with 50 observations on the following 2 variables.

dose

a factor with levels 0, 1, 2, 3, 4

response

a numeric vector giving the change from pretreatment as measured in minutes of pain-free walking.

Details

See Westfall et al. (1999, p. 164)

References

angina(multcomp)

Examples

# NOT RUN {
library(mratios)

data(angina)

str(angina)

plot(response~dose, data=angina)

# }