aids {cond} | R Documentation |
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.
data(aids)
This data frame contains the following columns:
yes
no
azt
race
w
=white, b
=black).
The data were obtained from the New York Times (2/15/91).
data(aids) summary(aids)