Data
54,038 items of data are available, covering 50,518 participants.
Defined-instances run from 0 to 1, labelled using Instancing 
178.
Units of measurement are error-count.
| 
| Maximum | 536 |  | Decile 9 | 5 |  | Decile 8 | 3 |  | Decile 7 | 2 |  | Decile 6 | 2 |  | Median | 2 |  | Decile 4 | 1 |  | Decile 3 | 1 |  | Decile 2 | 1 |  | Decile 1 | 1 |  | Minimum | 1 |  |   | 
There are 80 distinct values.Mean = 2.794Std.dev = 5.147552302 items above graph maximum of 9 | 
2 Instances
Instance 0 : Assessment run 2014
26,333 participants, 26,333 items
| 
| Maximum | 536 |  | Decile 9 | 6 |  | Decile 8 | 4 |  | Decile 7 | 3 |  | Decile 6 | 2 |  | Median | 2 |  | Decile 4 | 1 |  | Decile 3 | 1 |  | Decile 2 | 1 |  | Decile 1 | 1 |  | Minimum | 1 |  |   | 
There are 75 distinct values.Mean = 3.25018Std.dev = 6.703691415 items above graph maximum of 11 | 
Instance 1 : Assessment run 2021
27,705 participants, 27,705 items
| 
| Maximum | 125 |  | Decile 9 | 5 |  | Decile 8 | 3 |  | Decile 7 | 2 |  | Decile 6 | 2 |  | Median | 1 |  | Decile 4 | 1 |  | Decile 3 | 1 |  | Decile 2 | 1 |  | Decile 1 | 1 |  | Minimum | 1 |  |   | 
There are 55 distinct values.Mean = 2.3604Std.dev = 2.92959586 items above graph maximum of 9 |