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Diagnose the methodological step Dr. Smith has taken regarding the variable 'learning.' Justify your answer using the text's concepts of abstract constructs and concrete transformations.
Case context: Dr. Smith is investigating the impact of a new teaching method on student 'learning.' She knows that learning itself is an abstract concept. Therefore, she decides that in her study, learning will be represented by the students' final percentage scores on a standardized math test at the end of the semester.
Question: Diagnose the methodological step Dr. Smith has taken regarding the variable 'learning.' Justify your answer using the text's concepts of abstract constructs and concrete transformations.
Sample answer: Dr. Smith has created an operational definition for the variable of learning. She took an abstract construct that cannot be directly observed and transformed it into a concrete, quantifiable form by using the exact procedure of recording percentage scores on a standardized math test.
Key points:
- Identifies the creation of an operational definition
- Recognizes learning as an abstract construct
- Explains the transformation into a quantifiable, concrete form
- Links the standardized test score to the exact procedure used to measure the variable
Rubric: Full credit is given if the student identifies that an operational definition was created and comprehends that it transforms an unobservable abstract construct into a directly measurable and quantifiable form.
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Research Methods in Psychology - 4th American Edition @ KPU
Related
Example of Operationalizing a Variable: Learning
Example of an Experimental Procedure: Testing a Teaching Method
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Operational Definition of Depression
Existing Measure
Creating a New Measure
Perceived Stress Scale
Purpose of Operational Definitions
Converging Operations
Self-Report Measure
Behavioral Measure
Physiological Measure
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Diagnose the methodological step Dr. Smith has taken regarding the variable 'learning.' Justify your answer using the text's concepts of abstract constructs and concrete transformations.
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