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threecifanggen/wilcoxon_test_example.py

Last active October 12, 2022 06:24
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[单样本Wilcoxon检验] 用`Python`实现的Wilcoxon检验 #wilcoxon #python #one-sample-test
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wilcoxon_test_example.py
"""
### 例子
正常男性尿检中位数$M_0$为$0.33\mu mol/L$，抽取工厂血铅含量如下，求是否符合正常。
"""
import statsmodels.stats as sts
M_0 = 0.33
M = [0.29, 0.31, 0.34, 0.37, 0.38, 0.41, 0.47, 0.52, 0.69, 0.72, 0.73, 0.77, 0.78, 0.80, 0.83, 0.92, 0.95, 0.97]
sts.descriptivestats.sign_test(M, M_0) # (7.0, 0.001312255859375) 有显著差异
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