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Objective: To explore the application of dummy variable in statistical analysis.
目的：探讨哑变量在统计分析中的应用。
youdao
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Objective: To study a bivariate risk model with variable premium rate.
前言：目的研究一类可变保费的双险种风险模型。
youdao
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Objective: To study a bivariate risk model with variable premium rate.
前言：目的研究一类可变保费的双险种风险模型。
youdao