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1·The indexes were compared with the t test and rank sum test.

采用配对t检验、秩和检验对各组各项指标进行比较。

2·Data were analyzed by rank sum test and Spearman correlation test.

资料采用秩和检验和等级相关分析的统计学处理方法。

3·Methods the quality control in holistic nursing in 18 departments of the hospital was evaluated by rank sum test.

方法利用秩和比法对我院18个开展整体护理科室的各项护理质量进行综合评价。

4·The research on nonlinear regression, weight methods, standard curve, three periods ANOVA, rank sum test, was accomplished.

完成了非线性拟合与加权计算方法、标准曲线、三周期方差分析、秩和检验等研究工作。

5·The rank sum test is an important non parametric statistical method that can be used to analyze experimental data in animal ecology.

秩和检验法是非参数统计法中的一种重要方法，是对成组数据t 检验的一个补充。

6·In the meantime we point out, if the conditions of the test to contingency table are not satisfied, the rank sum test will lead to a good result, and also we give the method.

同时指出，在不满足联列表独立性检验的条件时，秩和检验效果较好，并给出了该检验的方法和步骤。

7·The statistical methods for categorical data have been discussed with examples in clinical papers. we ought to pay attention to selecting rank sum test for data of ordinal categories.

以几篇临床论文实例讨论分类断据的统计方法。对有序分类数据注意选择和检验。

8·This paper introduced the reason of correction in same rank and the method of correction when dealing with medical ranked data by Rank-Sum test.

本文介绍了医学等级资料在进行秩和检验时，相同秩次如何需要校正以及正确的校正方法。

9·There was statistical significance in the intergroup rank-sum test (P < 0.01).

组间秩和检验，差异有显著性意义（P < 0.01）。