A marine conservationist monitored the nesting site selections of hawksbill sea turtles along a tropical coastline. Over a nesting season, 125 hawksbill sea turtles were observed, and the primary substrate of their chosen nesting locations was recorded.
The results are shown in Table 1.
Table 1: Primary nesting substrate selected by hawksbill sea turtles.
| Coral sand | Volcanic shingle | Vegetated dune |
|---|---|---|
| 65 | 35 | 25 |
What percentage of the observed sea turtles selected 'Coral sand' as their nesting substrate? Show your workings.
235 exam-style questions on AQA A Level Psychology Data handling and analysis. Each one has a worked solution and a mark scheme showing where the marks go.