Multiple Choice
The decline of treatment effect on the experimental group after treatment is known as:
A) diffusion of treatment
B) criterion problems
C) masking effects
D) erosion of treatment effect
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q8: _ refers to biological or psychological changes
Q17: Which of the following is unlikely to
Q18: Generally, in correctional programs subjects chosen for
Q19: Time series designs and panel designs are
Q20: Maturation refers to other specific events which
Q22: Experiments are clearly the most effective means
Q23: Which of the following is used to
Q25: The group that receives the treatment in
Q26: Statistical regression refers to the fact that
Q46: What advantage does a time-series design have