173概率中等derivationmedium
Expected Number of Singleton Birthdays
题目
For n independent uniform birthdays on a 365-day calendar, what is the expected number of people whose birthday is unique in the sample?
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提交作答时记录,用于后续平均用时统计。
你的答案
题目
For n independent uniform birthdays on a 365-day calendar, what is the expected number of people whose birthday is unique in the sample?
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