4448机器学习中等数值题short
Correlation Shock Benefit 8
题目
An equal-weight composite combines two standardized signals. If their correlation drops from 0.6 to 0.2, by how much does the composite standard deviation fall?
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
题目
An equal-weight composite combines two standardized signals. If their correlation drops from 0.6 to 0.2, by how much does the composite standard deviation fall?
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