Data
295,588 items of data are available, covering 207,588 participants.
Defined-instances run from 0 to 1, labelled using Instancing
178.
Units of measurement are correct-answers.
Maximum | 103 |
Decile 9 | 25 |
Decile 8 | 24 |
Decile 7 | 22 |
Decile 6 | 21 |
Median | 19 |
Decile 4 | 18 |
Decile 3 | 16 |
Decile 2 | 15 |
Decile 1 | 12 |
Minimum | 0 |
|
|
- There are 47 distinct values.
- Mean = 18.8202
- Std.dev = 5.73601
- 12 items above graph maximum of 38
|
2 Instances
Instance 0 : Assessment run 2014
118,391 participants, 118,391 items
Maximum | 103 |
Decile 9 | 26 |
Decile 8 | 24 |
Decile 7 | 23 |
Decile 6 | 21 |
Median | 20 |
Decile 4 | 19 |
Decile 3 | 17 |
Decile 2 | 16 |
Decile 1 | 13 |
Minimum | 0 |
|
|
- There are 46 distinct values.
- Mean = 19.6755
- Std.dev = 5.23756
- 7 items above graph maximum of 39
|
Instance 1 : Assessment run 2021
177,197 participants, 177,197 items
Maximum | 52 |
Decile 9 | 25 |
Decile 8 | 23 |
Decile 7 | 22 |
Decile 6 | 20 |
Median | 19 |
Decile 4 | 17 |
Decile 3 | 16 |
Decile 2 | 14 |
Decile 1 | 11 |
Minimum | 0 |
|
|
- There are 41 distinct values.
- Mean = 18.2488
- Std.dev = 5.97838
- 1 item above graph maximum of 39
|
Notes
This is the number of times a participant correctly matched a symbol with a digit summed across all the rounds of the test that they performed, excluding the initial 8 items corresponding to the training round.
1 Related Data-Field
Field ID | Description | Relationship |
20195 | Number of symbol digit matches attempted | Current Field indicates number of correct matches made during attempts Field 20195 |