Apply the research design of Schnall and colleagues to create a new factorial study scenario. Describe how you would set up a study using one manipulated environmental variable (e.g., room temperature) and one non-manipulated participant variable (e.g., temperature sensitivity) to observe their joint effects on task performance.
Question: Apply the research design of Schnall and colleagues to create a new factorial study scenario. Describe how you would set up a study using one manipulated environmental variable (e.g., room temperature) and one non-manipulated participant variable (e.g., temperature sensitivity) to observe their joint effects on task performance.
Sample answer: To apply this design, I would randomly assign participants to perform a task in either a hot or a cold room, thereby manipulating the environmental independent variable. I would also measure participants' pre-existing temperature sensitivity using a standardized survey beforehand, serving as the non-manipulated independent variable. This factorial setup would allow me to analyze how room temperature and individual temperature sensitivity jointly affect task performance.
Key points:
- Apply the concept of a manipulated independent variable to room temperature.
- Apply the concept of a measured, non-manipulated independent variable to temperature sensitivity.
- State that the variables are combined to examine joint effects on performance.
Rubric: The answer must describe: 1. A manipulated environmental variable with at least two levels (e.g., hot vs. cold room). 2. A measured, non-manipulated participant variable (e.g., administering a temperature sensitivity scale). 3. The combination of these two variables to look at joint effects or performance.
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