Survey on the effect of recreational activities on university performance collected on 485 students.
Esito
A data frame with 18 observations on the following 4 variables
freq
frequency of students in the in the cross classification of the following three variables
sex
factor with 2 levels (f, m
)
ore
weekly hours of recreational activities, factor with 3 levels (m10
, less than 10 hours;
m15
, between 10 and 15 hours; m20
, more than 15 hours)
voto
university performance in a given exam, factor with 3 levels (ins
, not sufficient;
suff
, sufficient; buono
, good)