Communications for Statistical Applications and Methods

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Fig. 2.

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Fig. 2. Risk comparison between the estimators of Longford and Shen. [Upper] Difference in the Relative mean squared error (RMSE) R(θ̂Lf, θ) − R(θ̂Shen, θ). [Lower] Ratio of the RMSE, R(θ̂Lf, θ)/R(θ̂Shen, θ).
Communications for Statistical Applications and Methods 2021;28:351-68 https://doi.org/10.29220/CSAM.2021.28.4.351
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