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Douglas_Knight comments on Open thread, Dec. 14 - Dec. 20, 2015 - Less Wrong Discussion

4 Post author: MrMind 14 December 2015 08:09AM

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Comment author: Lumifer 15 December 2015 06:33:10PM 8 points [-]

An interesting blog post which argues that in medical studies the great majority of improvement in non-intervention arms that is attributed to the placebo effect actually comes from regression to the mean.

Comment author: Douglas_Knight 29 December 2015 03:02:28AM 0 points [-]

Right, which is why the effect in the placebo arm is not called the placebo effect.