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Four Bad Habits of Modern Psychologists
James Grice1, Paul Barrett2, Lisa Cota3
1Department of Psychology, Oklahoma State University, Stillwater, OK 74078, USA. james.grice@okstate.edu.
Behavioral Sciences (Basel, Switzerland)
|August 15, 2017
Summary
Re-analyzing psychology studies revealed flawed research practices. Novel data analysis techniques can uncover findings missed by traditional methods, highlighting the importance of measurement and causal inference in scientific knowledge.
Area of Science:
- Psychology
- Research Methodology
Background:
- The Reproducibility Project aimed to assess the replicability of psychological findings.
- Re-analysis of selected studies can reveal underlying methodological issues.
Purpose of the Study:
- To demonstrate flawed research practices in modern psychology through re-analysis of existing data.
- To explore alternative data analysis techniques beyond traditional methods.
Main Methods:
- Re-analysis of four datasets from the Reproducibility Project.
- Application of novel data analysis techniques challenging common measurement assumptions.
Main Results:
- Three of four studies were successfully replicated, but re-analysis identified issues: participant response inconsistency, experimental confounds, and trivial statistical effects.
- The fourth study, an unsuccessful replication, yielded novel findings through re-analysis by questioning measurement assumptions.
Conclusions:
- Replication is crucial, but causal inference, modeling, and measurement are fundamental to scientific knowledge.
- Psychologists should address limitations in current analytical methods and research practices.
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