Mrs. Burke's Chemistry Class
Academic Year
Chemistry Majors Non-Chemistry Majors
16
18
Freshmen
11
16
Sophomores
Juniors
15
13
Seniors
14
10
Step 1 of 2: What is the probability that she selects a chemistry major, given that she chooses randomly from only the juniors? Enter
a fraction or round your answer to 4 decimal places, if necessary.