The student clearly describes and explains the research design, effectively outlining the independent sample design and the random allocation method through a coin flip, which enhances clarity. The sampling technique is identified as opportunity sampling, with justification provided for selecting second-year IB high school students to ensure relevant experience. Relevant characteristics of the research participants, such as age, gender distribution, and educational background, are well detailed. The student identifies and justifies controlled variables, ensuring consistency in reading time and question difficulty to eliminate bias. Additionally, all materials used in the methodology are listed and clarified, demonstrating thoughtful consideration in the choice of diverse question types and the importance of standardized instructions.
