← 返回数学题库
3545随机过程中等derivationmedium

Upper Barrier Needed for a 1/3 Hit Probability From x = 2

题目

Brownian motion starts at x = 2 with lower barrier 0 and upper barrier b > 2. What b makes the probability of hitting b before 0 equal to 1/3?

解题计时

0:00

提交作答时记录,用于后续平均用时统计。

你的答案