Figure 4.
The horizontal axis shows Question, with Q 11, Q 12, Q 13, Q 14, Q 16 d and Q 16 e. The vertical axis shows Percentage. Content only records 45 per cent at Q 11, 55 per cent at Q 12, 57 per cent at Q 13, 39 per cent at Q 14, 12 per cent at Q 16 d and 88 per cent at Q 16 e. Content plus Reasoning records 28 per cent at Q 11, 32 per cent at Q 12, 18 per cent at Q 13, 35 per cent at Q 14, 3 per cent at Q 16 d and 25 per cent at Q 16 e. Content plus Reasoning plus Confidence records 12 per cent at Q 11, 14 per cent at Q 12, 7 per cent at Q 13, 12 per cent at Q 14, 0 per cent at Q 16 d and 8 per cent at Q 16 e.Percentage of correct responses per tier for the 3-tier items
Source: Authors’ own work