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Define the concept of an item-order effect in survey research and describe the two primary mechanisms by which it occurs. Finally, identify two common techniques that researchers use to mitigate this effect.
Question: Define the concept of an item-order effect in survey research and describe the two primary mechanisms by which it occurs. Finally, identify two common techniques that researchers use to mitigate this effect.
Sample answer: An item-order effect occurs in survey research when the specific sequence in which questions are presented unintentionally influences how participants respond. This occurs through two primary mechanisms: first, earlier items can alter a respondent's interpretation of subsequent questions, and second, earlier items can prime certain information in the respondent's memory, creating a context bias. To mitigate this effect, researchers can either randomize or counterbalance the presentation order of the survey items.
Key points:
- Definition of item-order effect as response influence due to question sequence.
- Mechanism of altering the interpretation of subsequent questions.
- Mechanism of priming information in memory / context bias.
- Mitigation technique: Randomization of question order.
- Mitigation technique: Counterbalancing of question order.
Rubric: To receive full credit, the response must: 1. Define the item-order effect as the sequence of questions unintentionally influencing responses. 2. Describe the two mechanisms: altering interpretation of subsequent questions and priming information in memory (context bias). 3. Identify both randomization and counterbalancing as mitigation techniques.
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Research Methods in Psychology - 4th American Edition @ KPU
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