Beatriz plans to conduct an investigation into prosocial behavior using a questionnaire. She wants to find out if older adults perceive themselves to be more altruistic than younger adults. Beatriz decided to use both closed and open questions in her questionnaire.
Justify why Beatriz decided to use both closed and open questions in her questionnaire.
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.