Comment author: Emile 10 July 2013 01:44:43PM 4 points [-]

The formula he wrote is wrong, you'd need to switch P(I picked up a seashell) and P(I'm near the ocean) for it to be right.

Comment author: hwrd 10 July 2013 04:19:12PM 1 point [-]

I agree that the formula is wrong. I considered the possibility that it was sarcasm, but either way it's wrong.