名词短语
中文翻译：Unknown
同义词：
['standard deviation', 'mean position', 'mean squared error']
例句：
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1. The position ofthe satellite is determined by the position line.
卫星的位置由位置线确定。
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2. The standard error of the mean is used to measure the accuracy of the measurement.
均值的标准误差用于衡量测量的准确性。
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3. The standard deviation is a measure of how spread out the data points are from the mean.
标准差是衡量数据点与均值距离的度量。