LSD microdosing experiment: pair 3: placebo then active?

Created by gwern on 2012-11-07; known on 2012-11-08; judged right by gwern on 2012-11-07.

• gwern estimated 60% on 2012-11-07
• gwern   judged this prediction right on 2012-11-07.
• gwern changed the deadline from “on 2012-11-07” and made the prediction on 2013-10-16