Multiple Choice
Which of the following is the best way to control for the unwanted influence of maturation processes in an experiment?
A) Increase the sample size for the experiment
B) Use a pretest as well as a posttest
C) Use a control group
D) Use subjects who have stabilized with regard to maturational level
Correct Answer:

Verified
Correct Answer:
Verified
Q11: When the same questionnaire is scored for
Q12: A history threat to internal validity refers
Q13: Which threat would not apply to a
Q14: Matching<br>-History threat<br>A) Age, gender, and class<br>B) Unreturned
Q15: A regression threat to internal validity refers
Q17: To avoid a possible implementation threat, a
Q18: The Hawthorne effect deals with subjects who
Q19: Matching<br>-Mortality threat<br>A) Age, gender, and class<br>B) Unreturned
Q20: Students with low, average, and high scores
Q21: Internal validity often receives little attention in