In order to see if my secret molecule works, a random sample of ten colleagues who had the coffee before the Dean's meeting was selected.

In order to see if my secret molecule works, a random sample of ten colleagues who had the coffee before the Dean's meeting was selected. I have observed the time, in hours, for those 10 colleagues to stay awake at the extremely long-winded Dean's meeting as soon as it started. Oh, yes, one fell asleep even before the meeting started! 1.9