17. Prison Education In a federal prison, inmates can
select to complete high school, take college courses, or
do neither. The following survey results were obtained
using ages of the inmates.
High School College
Age
Courses Courses Neither
Under 30
107
450
30 and over
32
367
If a prisoner is selected at random, find these probabilities:
a. The prisoner does not take classes.
b. The prisoner is under 30 and is taking either a high
school class or a college class.
c. The prisoner is over 30 and is taking either a high
school class or a college class.
27
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