Midterm statistics CO 351 Oct. 26, 2007 Marked out of = 64 Of these, 15 marks (Question 8) were a bonus, for whoever got that far. Number of students: who took the exam = 20 Maximum mark = 56.0 Minimum mark = 22.5 Average mark = 37.0 Number of students: below 24.5/64 = 3 (they are in serious trouble) (24.5 is 50% of 64-15=49) between 24.5 and 29.5 /64 = 3 (they have to pull their act together) (29.5 is 60% of 49)