1808统计中等数值题medium
Two-Point Sample Mean Variance 3
题目
A weakly stationary process has gamma(0) = 5 and gamma(1) = -1. What is Var((X_1 + X_2)/2)?
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
A weakly stationary process has gamma(0) = 5 and gamma(1) = -1. What is Var((X_1 + X_2)/2)?
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