名词
中文翻译：巧合的指数
同义词：
['coincidence index']
例句：
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1.The index of coincidence is a measure of how often two events occur together.
巧合指数是衡量两个事件同时发生的频率。
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2.The researchers found that the index of coincidence was higher in the area with more pollution.
研究人员发现，污染程度越高的地区，巧合指数越高。
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3. The index of coincidence is used to predict future trends and patterns.
巧合指数被用来预测未来的趋势和模式。