Multiple Choice
When a group of individuals is tested in a series of treatment conditions over time,which of the following factors can cause progressive improvement in performance from treatment to treatment and thus provide an alternative explanation for the results?
A) history
B) selection bias
C) practice
D) fatigue
Correct Answer:

Verified
Correct Answer:
Verified
Q26: Which of the following is not a
Q27: Sensitization can threaten external validity because the
Q28: In studies with a group of individuals
Q29: The results of a study may be
Q30: Experimenter bias can threaten both internal and
Q32: The validity of the research study is
Q33: An extraneous variable is any variable that
Q34: Results from a research study suggest that
Q35: Which research strategy is not concerned with
Q36: A study examining what percentage of married