名词
中文翻译：双尾测试
同义词：
['two-tailed test', 'two-tailed chi-squared test']
例句：
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1.The researchers conducted a two-tailed test to determine the effectiveness of their new drug.
研究人员进行了双尾测试，以确定他们的新药的有效性。
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2.The two-tailed test showed that there was no significant difference between the two groups.
双尾测试显示两组之间没有显著差异。
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3.In the two-tailed test, we found that the probability of winning is 50%.
在双尾测试中，我们发现赢得的概率是50%。