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比例估值 比率估计量
ratioestimator  detail>>
比例估计 比率估计
ratioestimate  detail>>
比率估计量
ratio estimator  detail>>
比例估值
ratio estimator  detail>>
两个比率估计量的比率
ratio of two ratio estimators  detail>>
按比例估计
estimate by ratio  detail>>
比例估计
ratio estimate  detail>>
比率估计
estimation of ratio ratio estimate ratio estimation  detail>>
比率估计法
method of ratio estimation  detail>>
比率估计者
ratio estimators  detail>>
总体比例估计
estimation of population proportion  detail>>
分层比率估计
stratified ratio estimate  detail>>
贷款与估值比率
loan to valuation ratio loan-to-valuation ratio  detail>>
比率估计值的方差
variance of ratio estimate  detail>>
分别比率估计值
separate ratio estimate  detail>>
比率估计的近似方差
approximate variance of the ratio estimate  detail>>
分层随机抽样的比率估计值
ratio estimates in stratified random sampling  detail>>
概率估计
probability estimate  detail>>