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Table 5 The extent to which the 100 items meet the specified discrimination index (based on point-biserial correlations) for the entire test per test section

From: Investigating the characteristics of language test specifications and item writer guidelines, and their effect on item development: a mixed-method case study

 

Met specified value

Below specified value

Total

Section 4

12 (60%)

8 (40%)

20 (100%)

Section 5

11 (55%)

9 (45%)

20 (100%)

Section 6

23 (72%)

9 (28%)

32 (100%)

Section 7

24 (86%)

4 (14%)

28 (100%)

Total

70 (70%)

30 (30%)

100 (100%)