Night 27: pill was Vitamin D

Created by gwern on 2012-01-27; known on 2012-01-27; judged right by gwern on 2012-01-27.

• gwern estimated 55% on 2012-01-27
• gwern said “lost most of the data )between 2AM and 6AM( because the headband must have slipped off or something” on 2012-01-27
• gwern   judged this prediction right on 2012-01-27.