Salvatore Iovene @Tordek, you'll be amazed to know that I initially _did_ write ed :-) But then I realized that... oh wait, I can't tell that. Well there's a reason why Boris uses Emacs. ;-) And seriously, who uses ed?
"This means that there's only a 5% chance that this data was due to pure chance rather than a real difference between a fair coin and the coin you flipped."
Uh, I think you mean the other way around; there's a 5% chance that there's a real difference, and 95% that it was just a matter of luck. You're 95% sure that there is no difference.
And seriously, who uses ed?