Question

the percent of college students marijuana use for a sample of 97,506 students is shown in the accompanying pie chart. find the probability of each event listed in parts (a) through (d) below
click the icon to view the pie chart.
(a) randomly selecting a student who never used marijuana
the probability is
(round to one decimal place as needed.)
pie chart
marijuana use in the last 30 days
never used, 51.7%
used, but not in the last 30 days, 27.0%
used 1 - 9 days, 15.0%
used 10 - 29 days, 4.0%
used all 30 days, 2.3%

Explanation:

Step1: Understand probability from percentage

Probability can be directly read from the percentage given in the pie - chart.

Step2: Identify the percentage for 'Never used'

From the pie - chart, the percentage of students who never used marijuana is \(51.7\%\)

Answer:

\(51.7\)