tumor {dobson}

Tumor data from table 8.6

Description

Tumor responses of male and female patients receiving treatment for small-cell lung cancer

Usage

data(tumor)

Format

A tibble with 16 observations and the following 4 variables.

treatment

treatment; sequential or alternating

sex

sex

response

four category ordinal response

frequency

frequency

References

Holtbrugger, W. and M. Schumacher (1991). A comparison of regression models for the analysis of ordered categorical data. Applied Statistics 40, 249–259.

Examples

data(tumor)
summary(tumor)