Moderate

In order for a variable to be measured, a researcher must provide a (n) ?

Correct answer: A. operational definition

  • A. operational definition
  • B. quantitative theorem
  • C. theory
  • D. hypothesis
  • E. scale

Explanation

An operational definition states exactly how an abstract variable will be observed or measured, such as measuring social class through income and education. A hypothesis predicts a relationship but does not specify the measurement procedure.

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