The student clearly describes and explains the research design, effectively outlining the independent measures approach and its rationale, which enhances the study's validity. They accurately detail the sampling technique, employing self-selecting and opportunity sampling methods, and provide relevant characteristics of the participants, including their age, gender distribution, and national backgrounds. The choice of participants is well justified, emphasizing diversity and English proficiency. The student identifies and describes controlled variables, providing clear reasoning for their control to maintain the experiment's integrity. While all materials used in the methodology are listed, there is a lack of clarity in explaining the choice of materials, particularly regarding the CRT question sheet.
