R: The angina data set

angina {mratios} | R Documentation

## 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)

### Source

P. H. Westfall, R. D. Tobias, D. Rom, R. D. Wolfinger, Y. Hochberg (1999). Multiple Comparisons and Multiple Tests Using the SAS System. Cary, NC: SAS Institute Inc.

### References

angina(multcomp)

### Examples

    library(mratios)

    data(angina)

    str(angina)

    plot(response~dose, data=angina)

[Package mratios version 1.3.17 Index]