[질문] *특 갑을두사람이가위바위보해서갑이이길확률은?

갑(A),을(B)경우의수는(3*3=9가지)갑이이길확률=1/3(A가위>B보,A주먹>B가위,A보>B주먹)을이이길확률=1/3(A가위비길확률=1/3(A가위=B가위,A주먹=B주먹,A보=B보)