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《铁道师院学报》 1997-01
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An Influence Measure of Best Linera Unhiased Estimater

Wang Fengmin Tian Baoguang (Suandong Heze Teachers College,Heze 274015)  
This article deals with the influence of data on best linear unbised estimate. The ratio of variance is used as the influence measure and we have also found the accurate re- lation between the ratio of variance and correlation coefficient.
【CateGory Index】: O212.1
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