The Grade Point Average (GPA) of Students Participating in an Experiment

question 67

Multiple Choice

The grade point average (GPA) of students participating in an experiment on academic achievement rose over the course of the academic year. The students worked harder to do better in school because they knew they were being studied. This is an example of:

• A) selection effects
• B) the Hawthorne effect
• C) central tendency
• D) spuriousness

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