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                2、加速試驗箱與室外的相關性如何?
                發布時間:2013-10-21T14:10:41
                 

                  對于測量排序相關性,我們推薦spearman's rho的方法,這是一種易于計算的統計學方法,也不需要線性相關性測試所需的關于數據的假設。一項關于27種汽車涂層在QUV和佛羅里達耐久性排序的研究顯示QUV排序和佛羅里達排序間的排序相關性達0.89。不同的佛羅里達曝曬的排序相關性是0.88-0.95。換句話說,QUV重復佛羅里達排序幾乎與佛羅里達重復自己一樣好。

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