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Extended Investigation
XI03Mean Scaled Score32.8
Standard Deviation6.6
Scaled 5050
Students Scoring 40+EXACT21 / 263
High AchieversView Roll →High Achiever DistributionEXACT
40
5
41
4
42
3
43
2
44
2
45
2
46
1
47
1
48
0
49
0
50
1
Scaling
Raw vs scaled study scores for Extended Investigation in 2025.
| Raw Score | Scaled Score | Adjustment |
|---|---|---|
| 20 | 22.00 | +2.00 |
| 21 | 23.06 | +2.06 |
| 22 | 24.13 | +2.13 |
| 23 | 25.20 | +2.20 |
| 24 | 26.27 | +2.27 |
| 25 | 27.34 | +2.34 |
| 26 | 28.42 | +2.42 |
| 27 | 29.49 | +2.49 |
| 28 | 30.56 | +2.56 |
| 29 | 31.62 | +2.62 |
| 30 | 32.68 | +2.68 |
| 31 | 33.73 | +2.73 |
| 32 | 34.77 | +2.77 |
| 33 | 35.79 | +2.79 |
| 34 | 36.81 | +2.81 |
| 35 | 37.81 | +2.81 |
| 36 | 38.79 | +2.79 |
| 37 | 39.76 | +2.76 |
| 38 | 40.70 | +2.70 |
| 39 | 41.63 | +2.63 |
| 40 | 42.53 | +2.53 |
| 41 | 43.41 | +2.41 |
| 42 | 44.27 | +2.27 |
| 43 | 45.10 | +2.10 |
| 44 | 45.89 | +1.89 |
| 45 | 46.66 | +1.66 |
| 46 | 47.40 | +1.40 |
| 47 | 48.10 | +1.10 |
| 48 | 48.77 | +0.77 |
| 49 | 49.41 | +0.41 |
| 50 | 50.00 | 0.00 |
Calculated Scaling Data (Raw Study Score 20 to 50)
| Raw Score | Scaled Score |
|---|---|
| 20 | 22.00 |
| 21 | 23.06 |
| 22 | 24.13 |
| 23 | 25.20 |
| 24 | 26.27 |
| 25 | 27.34 |
| 26 | 28.42 |
| 27 | 29.49 |
| 28 | 30.56 |
| 29 | 31.62 |
| 30 | 32.68 |
| 31 | 33.73 |
| 32 | 34.77 |
| 33 | 35.79 |
| 34 | 36.81 |
| 35 | 37.81 |
| 36 | 38.79 |
| 37 | 39.76 |
| 38 | 40.70 |
| 39 | 41.63 |
| 40 | 42.53 |
| 41 | 43.41 |
| 42 | 44.27 |
| 43 | 45.10 |
| 44 | 45.89 |
| 45 | 46.66 |
| 46 | 47.40 |
| 47 | 48.10 |
| 48 | 48.77 |
| 49 | 49.41 |
| 50 | 50.00 |
Reading this graph:
The blue line shows the scaling trend calculated from available data. Note that this is a statistical approximation and may be slightly inaccurate. The grey line shows scores if there was no scaling and is useful to see if a subject scales up or down.
Want to know how this is calculated?Score Distribution
Estimated study score distribution for Extended Investigation in 2025.
Score Distribution Data (Scores 20 to 50)
| Study Score | Top % (Raw) | Top % (Scaled) | Students Scoring ≥ |
|---|---|---|---|
| 20 | 95.1% | 96.6% | 250 |
| 21 | 93.2% | 95.1% | 245 |
| 22 | 90.9% | 95.1% | 239 |
| 23 | 88.2% | 93.2% | 232 |
| 24 | 84.4% | 90.9% | 222 |
| 25 | 80.2% | 88.2% | 211 |
| 26 | 75.7% | 84.4% | 199 |
| 27 | 70.7% | 80.2% | 186 |
| 28 | 65.4% | 75.7% | 172 |
| 29 | 59.7% | 70.7% | 157 |
| 30 | 54.0% | 65.4% | 142 |
| 31 | 47.9% | 59.7% | 126 |
| 32 | 42.2% | 54.0% | 111 |
| 33 | 36.5% | 47.9% | 96 |
| 34 | 31.2% | 42.2% | 82 |
| 35 | 26.2% | 36.5% | 69 |
| 36 | 21.7% | 31.2% | 57 |
| 37 | 17.5% | 26.2% | 46 |
| 38 | 13.7% | 21.7% | 36 |
| 39 | 10.6% | 17.5% | 28 |
| 40 | 7.98% | 13.7% | 21 |
| 41 | 6.08% | 10.6% | 16 |
| 42 | 4.56% | 7.98% | 12 |
| 43 | 3.42% | 6.08% | 9 |
| 44 | 2.66% | 4.56% | 7 |
| 45 | 1.90% | 3.42% | 5 |
| 46 | 1.14% | 1.90% | 3 |
| 47 | 0.76% | 1.14% | 2 |
| 48 | 0.38% | 0.76% | 1 |
| 49 | 0.38% | 0.38% | 1 |
| 50 | 0.38% | 0.38% | 1 |
Note: This distribution graph is a reconstructed visualisation for illustrative purposes only. While the total cohort size and 40+ scores are exact, score distributions below 40 are statistical estimates and should not be used for exact score calculations.