The mean is one type of descriptive statistic.
Identify two other descriptive statistics that could be used to further analyse the data in Table 1. In each case, explain how the descriptive statistics you have identified could be calculated.
| Sample | Dissolved oxygen (mg/L) | Salinity (g/L) |
|---|---|---|
| A | 5.2 | 12.5 |
| B | 4.8 | 15.1 |
| C | 6.1 | 10.2 |
| D | 5.2 | 14.8 |
| E | 3.9 | 18.3 |
| F | 7.0 | 8.4 |
| G | 5.2 | 13.1 |
| H | 4.5 | 16.2 |
| I | 3.1 | 20.5 |
| J | 5.0 | 14.8 |
Practise AQA A Level Psychology Data handling and analysis with exam-style questions for A Level Psychology. 263 questions, matched to the AQA A Level Psychology (7182) specification and written in Paper 1, Paper 2 and Paper 3 style. Every question includes a full worked solution and mark scheme, so you can see where marks are awarded rather than just whether you got the answer right.
