A researcher wants to use a laboratory experiment to investigate whether playing a collaborative virtual reality (VR) puzzle game increases cooperative behaviour in subsequent face-to-face tasks. Participants are recruited via an online advertisement on a local university forum.
Outline one weakness of using self-selected sampling to obtain participants for this study.
644 exam-style questions on OCR A Level Psychology Research methods and techniques. Each one has a worked solution and a mark scheme showing where the marks go.