| UK norms |
YES |
| Norm / Criterion referenced |
Norm referenced |
| Standardisation sample |
741 |
| Reliability |
11 test-retest were carried out. Of these 5 tests showed no difference in score; others no more than one point more or one point less in score |
| Criterion validity |
Insufficient data in the public domain to evaluate |
| Construct validity |
No other test has been found to be suitable for comparison. Of 66 children tested by the author, the names of those who were above or below the middle 50% of the range were shown to the teacher. There was agreement on 54 children, the others all being on the borderline of the appropriate range. |
| Concurrent validity |
Insufficient data in the public domain to evaluate |