The lighting in a room can influence our mood, productivity, and even physical behaviors. Some businesses design their environments to nudge customers into staying longer or leaving quicker. For example, warm, soft lighting is often associated with relaxation and slower pacing, whereas bright, cool lighting is associated with alertness and efficiency. To study this further, psychologists want to use the experimental method to investigate if students spend more time eating their lunch in a school canteen with warm, dim lighting compared to one with bright, cool fluorescent lighting.
Write a one-tailed alternative 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.