Two ecologists, Dr. Aris and Dr. Vance, independently estimate the percentage canopy density at 25 sampling stations within an ancient woodland. The correlation coefficient between their percentage estimates is calculated to be +0.12.
Explain what this correlation coefficient suggests about the inter-observer reliability of the canopy density estimates in this study.
689 exam-style questions on AQA A Level Psychology Scientific processes. Each one has a worked solution and a mark scheme showing where the marks go.