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二.两样本比较的秩和检验本法利用两样本观察值的秩和,来推断两样本分别代表的总体分布有无差别。适用于计量资料与等级资料。例7—2《中华护理杂志》1986;21(8):361刊载中国人民解放军第13医院护士撰写的“血标
Two-Sample Comparison of Rank Sum Test This method uses the rank sum of the two sample observations to infer the difference in the overall distribution of the two samples. Applicable to measurement data and rating data. Example 7-2 “Chinese Journal of Nursing” 1986; 21(8): 361 with “Blood Marks” written by nurses of the 13th Hospital of the Chinese People’s Liberation Army