Professor Vance wanted to investigate the relationship between multi-tasking performance and age in corporate employees. To obtain his sample, he posted an announcement on the company’s internal digital bulletin board, inviting any employee who was interested to attend a short cognitive testing session during their lunch break. Seventeen employees responded to the announcement and took part in the study.
Identify the sampling technique used by Professor Vance in this study.
638 exam-style questions on Edexcel A Level Psychology Methods. Each one has a worked solution and a mark scheme showing where the marks go.