Dr. Johannsen wants to test whether recovering alcoholics perform worse on tests of motor coordination than a group of control participants. Unbeknownst to him, the control group meets at an amusement park three hours before testing and goes on as many rides as possible. They perform worse than the alcoholic group. This is an example of an)
A) regression effect.
B) selection-maturation effect.
C) regression artifact.
D) selection-history effect.
Correct Answer:
Verified
Q1: Selection is a threat to the internal
Q3: The nonequivalent comparison group design can yield
Q4: When one does not have the ability
Q5: When using a quasi-experimental design, rival hypotheses
Q6: The nonequivalent comparison-group design does NOT have
Q7: You have been asked to evaluate the
Q8: The non-equivalent comparison group design is a
Q9: Which of the following designs is the
Q10: What is the main distinction between the
Q11: The internal validity threat known as "history"
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents