Which of the following accurately describes what is evaluated by differential research?
A) differences between treatment conditions using the same group of participants in all treatments
B) differences between treatment conditions using a separate group of participants for each treatment
C) differences in scores before a treatment versus scores after a treatment
D) differences in scores between preexisting groups of participants
Correct Answer:
Verified
Q1: For which of the following studies does
Q2: A researcher introduces a new mathematics program
Q2: A differential research design is an example
Q3: Differential research is classified as
A)correlational.
B)experimental.
C)quasi-experimental.
D)nonexperimental.
Q5: The basic threat to internal validity for
Q6: A quasi-experimental design
A)makes no attempt to minimize
Q8: Which of the following accurately describes nonequivalent
Q9: Which research design is used by a
Q10: Which kind of research uses a non-manipulated
Q11: The internal validity of the pre-post designs
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