Many environmental factors can influence people's cognitive performance and concentration, including ambient sound. For instance, some research suggests that listening to high-tempo background music increases typing speed and task completion efficiency compared to low-tempo background music. To investigate this further, cognitive psychologists want to use an independent measures experimental design to study the effect of music tempo on the time taken to complete a standardized data-entry task.
Write a one-tailed alternative (directional) 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.