Multiple Choice
Pre-post designs are threatened by ____.
A) factors related to the passage of time
B) factors related to differences between groups
C) individual differences
D) differential attrition
Correct Answer:

Verified
Correct Answer:
Verified
Q6: A problem with a longitudinal design is
Q7: The researcher is least likely to randomly
Q8: A Pretest-posttest design (OXO) is considered to
Q9: Which statement accurately describes what is evaluated
Q10: In nonexperimental and quasi-experimental studies, different groups
Q12: A cross-sectional design comparing three different ages
Q13: Differential history effects are a threat to
Q14: A time-series design is a(n) _.<br>A) nonexperimental
Q15: The Pre-post designs are similar to within-subjects
Q16: Nonexperimental studies always contain a threat to