1920统计困难essaylong
Look-Ahead Audit Scenario 5
题目
A PM wants to backfill today's index membership list into the whole historical universe before evaluating a factor. Why is that unsafe?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。
题目
A PM wants to backfill today's index membership list into the whole historical universe before evaluating a factor. Why is that unsafe?
解题计时
0:00
提交作答时记录，用于后续平均用时统计。