Table 1 Actual and modelled data of overall marks, grades and passing/failing percentages

Semester 1, Data type

% ongoing assessment/% exam

Overall mark (No of students)

Grade (No of students)

Additional students passing^a (% passing)

Additional students failing^b (% failing)

Overall mark (No of students)

Grade (No of students)

Additional students passing^a (% passing)

Additional students failing^b (% failing)

 Actual

40%/60%

66.5 ± 0.7 (215)

4.9 ± 0.1 (215)

(95%)

(5%)

66.3 ± 0.6 (197)

4.8 ± 0.1 (197)

(93%)

(7%)

 Modelled

60%/40%

70.2 ± 0.7 (217)

5.1 ± 0.1 (217)

2/11 (96%)

69.2 ± 0.6 (200)

5.0 ± 0.1 (200)

3/15 (93%)

 Modelled

80%/20%

73.2 ± 0.7 (218)

5.4 ± 0.1 (218)

3/11 (97%)

71.6 ± 0.7 (209)

5.2 ± 0.1 (209)

9/15 (97%)

 Modelled

100%/0%

75.5 ± 1.0 (220)

5.8 ± 0.1 (220)

5/11 (97%)

74.6 ± 0.6 (213)

5.5 ± 0.1 (213)

13/15 (99%)

 Modelled

20%/80%

65.1 ± 0.7 (196)

4.7 ± 0.1 (196)

19/226 (8%)

65.3 ± 0.8 (191)

4.8 ± 0.1 (191)

16/215 (7%)

 Modelled

0%/100%

64.0 ± 0.8 (171)

4.7 ± 0.1 (171)

44/226 (20%)

65.8 ± 0.8 (167)

4.8 ± 0.1 (167)

40/215 (19%)

Semester 2, Data type

 Actual

40%/60%

66.5 ± 0.7 (323)

4.8 ± 0.1 (323)

(92%)

(8%)

67.0 ± 0.5 (343)

4.8 ± 0.1 (343)

(94%)

(6%)

 Modelled

60%/40%

70.8 ± 0.5 (332)

5.2 ± 0.1 (332)

9/27 (94%)

71.6 ± 0.6 (348)

5.2 ± 0.1 (348)

5/22 (95%)

 Modelled

80%/20%

74.9 ± 0.6 (337)

5.5 ± 0.1 (337)

14/27 (96%)

76.3 ± 0.6 (353)

5.7 ± 0.1 (353)

10/22 (97%)

 Modelled

100%/0%

77.9 ± 0.5 (335)

5.9 ± 0.1 (335)

12/27 (96%)

80.5 ± 0.6 (355)

6.0 ± 0.1 (355)

12/22 (97%)

 Modelled

20%/80%

65.0 ± 0.6 (296)

4.8 ± 0.1 (296)

27/350 (8%)

64.7 ± 0.6 (312)

4.7 ± 0.0 (312)

31/365 (9%)

 Modelled

0%/100%

64.7 ± 0.7 (238)

4.8 ± 0.1 (238)

85/350 (25%)

63.8 ± 0.7 (259)

4.6 ± 0.1 (259)

84/365 (23%)