Paper 1 structured question: Measures of central tendency
Data Table
Grouped Frequency Distribution
The table shows the frequency distribution of scores in a test.
| Score Range | Frequency |
|---|---|
| 0-10 | 3 |
| 10-20 | 7 |
| 20-30 | 12 |
| 30-40 | 5 |
- a[1]
Identify the modal class from the distribution.
Aim for approximately 1 distinct marking point.
