An educational psychologist is investigating the effect of two different revision techniques (mind mapping vs. flashcards) on vocabulary retention. The researcher decides to use a repeated measures design where all participants complete both conditions.
Which of the following research techniques is the most effective way to control for the impact of order effects, such as practice or fatigue, in this study?
Matching participants based on their baseline vocabulary scores
Using a double-blind procedure during the testing sessions
Counterbalancing the order in which participants complete the two conditions
Increasing the overall sample size of the participant group
644 exam-style questions on OCR A Level Psychology Research methods and techniques. Each one has a worked solution and a mark scheme showing where the marks go.