Over half of psychology studies fail reproducibility test
Joyce Park stashed this in Science
Not to be a hater... but what does it mean for the science of psychology if 60% of the research is not reproducible?
It means that 60% of psychology is not science.
Marc Andreessen says this is a profoundly important result and wonders what other disciplines have this problem:
More about this:
From the New York Times article:
More than 60 of the studies did not hold up. Among them was one on free will. It found that participants who read a passage arguing that their behavior is predetermined were more likely than those who had not read the passage to cheat on a subsequent test.
Another was on the effect of physical distance on emotional closeness. Volunteers asked to plot two points that were far apart on graph paper later reported weaker emotional attachment to family members, compared with subjects who had graphed points close together.
A third was on mate preference. Attached women were more likely to rate the attractiveness of single men highly when the women were highly fertile, compared with when they were less so. In the reproduced studies, researchers found weaker effects for all three experiments.