问题往往在于算数平均数和几何平均数之间的选择。
The question is often framed as the choice between arithmetic and geometric means.
是将原始分数转换后的分数，可说明原始分数距离算数平均数一个标准差单位是多少。
A transformed score in where the original score is expressed as the distance from the mean in standard deviation units.
更常见的计算方法被成为算数平均法，或者简单平均数。
The more common method of calculating averages is known as the arithmetic mean, or simple average.
最简单的移动平均数被称为数学简单移动平均线，通过算数均数对给定数值进行计算。
The simplest form of a moving average, appropriately known as a simple moving average (SMA), is calculated by taking the arithmetic mean of a given set of values.
最简单的移动平均数被称为数学简单移动平均线，通过算数均数对给定数值进行计算。
The simplest form of a moving average, appropriately known as a simple moving average (SMA), is calculated by taking the arithmetic mean of a given set of values.
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