统计研究 ›› 1996, Vol. 13 ›› Issue (5): 63-68.
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李金昌
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Li Jinchang
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Abstract: The paper discusses the issue of ratio estimation in sample survey of proportional numbers. The estimator and variance of sampling proportional numbers with quantitative and qualitative auxiliary information are showed, then efficiency of ratio estimation and criteria of measuring bias are analyzed, and finally the process of ratio estimation in sampling proportional numbers are showed in two cases and some related conclusions are demonstrated.
李金昌. 成数抽样的比率估计[J]. 统计研究, 1996, 13(5): 63-68.
Li Jinchang. Ratio Estimation in Sampling Proportional Numbers[J]. , 1996, 13(5): 63-68.
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