the secretary problem is a very typical and interested optimal stop problem. in this paper we give a primary solution about secretary problem by formula of total probability.
秘书问题是典型而又有趣的一类最优停止问题。本文用全概率公式给出秘书问题的一种初等解法。
this article deals with a natural variation of the classical secretary problem called the group interview problem, in which each group contains several alternatives and each group of alternatives .