Are you sure this works here? Because of the coin flipping and removal, shouldn't there be more possible outcomes? Could you please elaborate a bit more? I really don't understand...:confused:
Homework Statement
Ten balls are in an urn; five red and five blue. When a red ball is removed, it is always
replaced. When a blue ball is removed a coin is flipped. If heads appears the ball is not
replaced. If tails appears, then two blue ones are placed into the urn. What is the...