aids: AIDS Symptoms and AZT Use Data

Description Usage Format Source Examples

Description

The aids data frame has 4 rows and 4 columns.

On February 15, 1991, the New York Times published the results of a study on the presence of AIDS symptoms and AZT use. The data were cross-classified according to the race of the patients.

Usage

1

Format

This data frame contains the following columns:

yes

the number of patients with AIDS symptoms;

no

the number of patients without AIDS symptoms;

azt

an indicator variable for AZT use;

race

an indicator variable for the race (w=white, b=black).

Source

The data were obtained from the New York Times (2/15/91).

Examples

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