| No | Description | Difficulty | Syllabus | Level | |
|---|---|---|---|---|---|
| 1 | Math Variance given data(integer) mean n; NI | Easy | GCSE | Higher | Related material |
| 2 | Math Variance given data(integer) mean; NI | Intermediate | GCSE | Higher | Related material |
| 3 | Math Variance given data(integer); NI | Hard | GCSE | Higher | Related material |
| 4 | Name Variance given data(integer) mean n; NI | Easy | GCSE | Higher | Related material |
| 5 | Name Variance given data(integer) mean; NI | Intermediate | GCSE | Higher | Related material |
| 6 | Name Variance given data(integer); NI | Hard | GCSE | Higher | Related material |