Which example is NOT a reason that concepts must be clearly defined?

Question

Quizplus · Accepted Answer

Option B is not a reason why concepts must be clearly defined. Instead, it suggests a research approach that may explore naturally arising meanings in populations, which may require flexibility in the use of concepts. However, clear definitions still play an important role in such research to ensure that the findings are accurately and meaningfully interpreted. Choices A, C, and D all provide valid reasons why concepts must be clearly defined in research.

Which Example Is NOT a Reason That Concepts Must Be