Null-hypothesis Significance Testing: Benign or Malignant?
Posted in Pseudoscience/Critical Thinking, Professionals, Philosophy of Science, Science of Behavior, Research methods on Jan 8th, 2012 Comments
This episode is primarily relevant to professionals.
In this episode, R. Trent Codd, III, Ed.S. interviews Marc Branch, PhD about Null-hypothesis Significance Testing (NHST). Topics they discuss include:
- Common misunderstandings about NHST
- What p really is
- Side effects of NHST
- Logical problems with NHST
- Reasons NHST remains prevalent despite the many known problems
- Alternatives to NHST
Marc Branch, PhD Biography
Dr. Branch is best known for directing one of the country’s active programs in behavioral pharmacology. He has conducted a long line of research on agents such as pentobarbital, d-amphetamine, and cocaine. His research has primarily been concerned with behavioral factors that influence whether and the degree to which tolerance develops in the face of repeated exposure. His work has been supported continuously for 30 years by the National Institute of Mental Health (NIMH) and National Institute on Drug Abuse (NIDA) and has been published in flagship journals in both behavior analysis and pharmacology. He has been recipient of a coveted research scientist/mentor award from NIDA. He is fellow of the American Psychological Association, American Psychological Society and Association for Behavior Analysis International. Dr. Branch completed his graduate work at Arizona State University and University of Maryland. His mentor at UMA was Lewis Gollub, one of Skinner’s last PhD students. Since 1973 Dr. Branch has been at the university of Florida and served as Psychology Department Chair from 1995-2000.
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