A psychologist records the journey time to school and spelling test score of eight pupils.
| Pupil | Journey time in minutes | Spelling test score out of 20 |
|---|---|---|
| 1 | 5 | 12 |
| 2 | 10 | 17 |
| 3 | 15 | 9 |
| 4 | 20 | 15 |
| 5 | 25 | 11 |
| 6 | 30 | 18 |
| 7 | 35 | 13 |
| 8 | 40 | 10 |
Using the data, describe the relationship between journey time and spelling test score. Support your answer with comparisons between paired values. Explain what this finding means for predicting a pupil's spelling test score from their journey time.
139 exam-style questions on OCR GCSE Psychology 7.2 Doing Research, covering 7.2.1 Experiments, 7.2.2 Interviews, 7.2.3 Questionnaires (Surveys), 7.2.4 Observations, 7.2.5 Case Studies, and 7.2.6 Correlations. Each one has a worked solution and a mark scheme showing where the marks go.