3. If one student is randomly selected from 400 people given a math exam, find the probability of selecting a
female or a student who passed a math test. The data is provided below.
Males who took the math
exam
Females who took the
math exam
did not pass the math exam
80 (male, did not pass)
70 (female, did not pass)
4. Find the probability of selecting a student who passed a math test.
Males who took the math
exam
Females who took the
math exam
did not pass the math exam
80 (male, did not pass)
70 (female, did not pass)
5. Find the probability of selecting a student who did not pass a math test.
Males who took the math
exam
did not pass the math exam
Females who took the
math exam
80 (male, did not pass)
70 (female, did not pass)
passed the math exam
120 (male, passed)
130 (female, passed)
passed the math exam
120 (male, passed)
130 (female, passed)
passed the math exam
120 (male, passed)
130 (female, passed)