A sports scientist wants to investigate the impact of a structured 20-minute afternoon power nap on the reaction times of professional esports players during competitive matches. The study is conducted at a franchise called 'Aether Esports' which has a total of 64 active competitive players aged between 16 and 28.
Write a null hypothesis for this study.
201 exam-style questions on OCR A Level Psychology Planning and conducting research. Each one has a worked solution and a mark scheme showing where the marks go.