February 10, 2010
I get frustrated trying to judge whether acne creams are having any effect. In the spirit of a controlled trial, I used one on just half my face for a few weeks.
[[A graph shows pimples vs. time, with two lines–one remains one steady, and one is declining.]]
It was cool seeing the effects so clearly, so I got some friends to try different treatments in an impromptu study.
[[The narrator looks in a mirror, sees a half-pimpled face, and applies a treatment.]]
[[The narrator is talking to a blonde and brunette friend, each with some pimples also.]]
Narrator: Okay, you try the saucylic acid first.
Blonde: Wait, we should randomize the trials. Got a coin?
Narrator: Okay, call it. Heads, she gets the–
[[Batman runs into frame and punches the narrator. The coin goes flying.]]