Describe three threats to the internal validity of a study.
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a.History - involves t...
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Q39: Case studies can be beneficial in
A) making
Q40: Which of the following is a common
Q41: What is a randomized controlled trial?
Q42: Measurement unreliability,participant heterogeneity,and low statistical power are
Q43: When selecting a sample for study,a researcher
Q45: Clinical significance refers to whether
A) the intervention
Q46: Aspects of data analysis that influence the
Q47: refers to the ability to detect group
Q48: The consistency of scores on a measure
Q49: What feature(s)do quasi-experimental and experimental designs share?
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