Another student was upset for a different reason. He thought that Test 2 was too long and said, "At least half of the class was still testing when there were only 10 minutes left!" (Students are allowed 90 minutes to complete the test.) Using a significance level of 0.01, test the student's claim that at least half of the students were still taking the test at the 80-minute mark.

Test 2 Time 53 27 25 26 27 32 33 65 24 48 29 26 38 29 41 33 83 25 36 45 26 34 76 46 24 24 34 44 43 36 38 47 44 42 49 74 48 87 55 30 38 47 37 28 37 38 24 18 27 90 67 38 42 29 63 45 41 37 65 40 48 35 47 49 82 62 46 50 44 64