• The following stem-and-leaf plot represents the test scores for 26 students in a class on their most recent test. Use the data provided to find the quartiles. Test Scores by Student Stem Leaves 6 1 1 2 3 4 6 7 9 7 1 2 3 4 6 7 9 9 8 1 1 2 5 9 2 3 4 7 8 8 Key: 6|1=61 Step 1 of 3 : Find the second quartile.