8) The percent of college students' marijuana use for a sample of 96,467 students is shown in the accompanying pie chart. Find the percentage of each event listed in parts (a) through (d):
a) students who never used marijuana
b) students who used marijuana
c) students who used marijuana between 1 and 29 of the last 30 days
d) students who used marijuana on at least 1 of the last 30 days
Marijuana Use in the Last 30 Days
Used 1-9 days
9.0%
63,089,
ain?
C:17; 942
8.33 377
Used 10-29 days
7.0%
Used all 30 days
2.6%
Used, but not in
the last 30 days
16.0%
Never Used
65.4%