Random assignment of participants to groups always makes the groups equivalent.
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Q23: Internal validity is threatened with the one-group
Q24: Adding more DVs will increase the value
Q25: Nonequivalence of groups does not affect the
Q26: In a strong quasi-experimental design, the researcher
Q27: With a time-series design, several pretests help
Q29: The pretest-posttest control group design is always
Q30: The Solomon four-group design is a quasi-experimental
Q31: The Solomon four-group design allows the researcher
Q32: When matching is used, the characteristic that
Q33: Matching is used when the IV only
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