Question

22. A test was given to a group of students. The grades and gender are summarized below

Male
Female
Total
A
12
9
21
B
6
16
22
C
19
5
24
Total
37
30
67
If one student is chosen at random from those who took the test,
Find the probability that the student was male GIVEN they got an 'A'.
Question Help: Video Message instructor
Submit Question

Answer 1

12/67

Explanation:

If you look at the chart, only 12 students that are male got a A. So the probability is 12 out of 67 students or approximately 18%.

Answer 2

Answer:

★ 12/37 is the right answer. ★

Explanation:

• Number of male students who got 'A' in the test is 12
• Number of total male students in the test is 37
• Probability that the male student got an 'A' is = (Number of male students who got 'A' in the test)/(Number of total male students in the test) = 12/37