Explain the difference between an independent variable and its conditions in psychological research. In your answer, clearly define both terms and describe the relationship between them.
Question: Explain the difference between an independent variable and its conditions in psychological research. In your answer, clearly define both terms and describe the relationship between them.
Sample answer: An independent variable is the overarching factor or variable that a researcher manipulates in an experiment. The conditions, also referred to as levels or variations, are the specific settings or groups created within that single independent variable. The relationship between the two is that conditions are the specific values or levels that make up the single, broader independent variable. For example, if the independent variable is the number of witnesses, the conditions would be the specific numbers like one, two, or five witnesses.
Key points:
- Independent variable represents the overarching factor being manipulated.
- Conditions are the specific levels or variations of that factor.
- Multiple conditions/levels are created within a single independent variable.
Rubric:
- 2 points: Clearly defines the independent variable as the overarching factor being manipulated. - 2 points: Clearly defines conditions as the specific levels or variations created within that independent variable. - 1 point: Explains the relationship (conditions are levels/variations of the single independent variable).
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Research Methods in Psychology - 4th American Edition @ KPU
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