Survey on alcohol, cigarettes, or marijuana use made on 2276 students in their final year of high school in a rural area near Dayton, Ohio.
Drugs2
A data frame with 4 observations on the following 5 variables
alc
alcohol use, factor with 2 levels (no, yes
)
sig
sigarettes use, factor with 2 levels (no, yes
)
M_yes
frequency of students that have tried marijuana
M_no
frequency of students that have never tried marijuana
n
frequency of students in the cross classification of variables alc
and sig
Drugs
for a different format of the same data and Drugs3
for an extended version of the data with additional variables.