A biological psychologist investigated the relationship between blood alcohol concentration (BAC) and braking reaction time during a simulated driving task.
| Participant | Blood alcohol concentration (BAC) (mg/100ml) | Braking reaction time (milliseconds) |
|---|---|---|
| A | 20 | 410 |
| B | 50 | 510 |
| C | 10 | 380 |
| D | 80 | 620 |
| E | 30 | 450 |
| F | 60 | 560 |
| G | 40 | 490 |
State the type of relationship shown in the data in Table 1.
Practise Edexcel A Level Psychology Research methods and skills with exam-style questions for A Level Psychology. 657 questions covering Research methods and skills, matched to the Edexcel A Level Psychology (9PS0) 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.