2372数学简单数值题short

Infer the Known Control Mean From the Adjusted Estimate 2

题目

A raw Monte Carlo estimator has sample mean Xbar=9. The control sample mean is Ybar=41, the desk uses b*=0.5, and the adjusted estimate Xbar-b(Ybar-mu_Y) equals 8. What known control mean mu_Y is implied?

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