Ratio Estimate Bias

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Vocabulary flashcards covering the ratio estimate and its mathematical bias formula from the lecture notes.

Last updated 2:53 PM on 9/21/26
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Bias of the Ratio Estimate (B(R^)B(\hat{R}))

The bias of the ratio estimate R^\hat{R}, defined as B(R^)=−Cov(R^,xˉ)E(xˉ)B(\hat{R}) = -\frac{Cov(\hat{R}, \bar{x})}{E(\bar{x})}.