Explain why group research is necessary when studying independent variables such as a participant's culture or number of siblings. Provide a clear rationale based on the concept of non-manipulable variables.
Question: Explain why group research is necessary when studying independent variables such as a participant's culture or number of siblings. Provide a clear rationale based on the concept of non-manipulable variables.
Sample answer: Group research is necessary in these cases because variables like culture or number of siblings cannot be actively manipulated or assigned by the researcher. Because researchers cannot ethically or practically change these factors within an individual, they must instead study and compare existing groups of people who naturally differ on these non-manipulable independent variables to observe their effects.
Key points:
- Variables like culture or number of siblings cannot be actively manipulated.
- Researchers cannot ethically or practically assign these traits to participants.
- Group research allows the comparison of naturally existing groups that differ on these variables.
Rubric: Answers must explain that variables like culture and number of siblings are non-manipulable. They should correctly state that researchers cannot actively assign these traits, making group research necessary to compare naturally occurring groups.
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Research Methods in Psychology - 4th American Edition @ KPU
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