名词
中文翻译：统计
同义词：
['sample', 'sample size', 'sample data', 'sample statistics']
例句：
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1. Collecting samples from different regions is essential for accurate statistics.
从不同地区收集样本对于准确的统计数据至关重要。
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2. The sample size of the study was small, which may affect the statistical significance.
研究的样本量小，这可能影响统计显著性。
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3. The sample data showed that the population's average age was slightly higher than the national average.
样本数据显示，该人群的平均年龄略高于全国平均水平。