3 ms·
"and stop whenever you hit HH or HT" is equivalent to say "whenever you hit H, flip one more then stop". Average to hit H is obviously 2, plus one is 3, so you
by ifdefdebug 11y ago
"and stop whenever you hit HH or HT" is equivalent to say "whenever you hit H, flip one more then stop". Average to hit H is obviously 2, plus one is 3, so you are right, but IMO it's not that counter-intuitive.