Can't Find a Coin?

Stage: 3 Challenge Level: Challenge Level:2 Challenge Level:2

How often do you expect the result from a throw to be the same as the result from the previous throw?

How often do you expect to get a run of three identical results?
How often do you expect to get a run of four identical results?
How often do you expect to get a run of five identical results?...

Published June 2008.