A developmental psychologist wanted to investigate the digital media habits of toddlers. Fifteen parents took part in the study. The researcher asked each parent to keep a daily digital media log for two weeks, recording the duration and type of screen-use their child engaged in.
Is the digital media log primary or secondary data? Justify your answer.
235 exam-style questions on AQA A Level Psychology Data handling and analysis. Each one has a worked solution and a mark scheme showing where the marks go.