求翻译：在简单移动平均公式中，每期数据在平均中的作用是相等的，但是，每期数据所包含的信息量并不一样，近期数据包含着更多关于未来情况的信息。因此，把各期等同看待是不尽合理的，应考虑各期数据的重要性，对近期数据给予较大的权重，这就是加权移动平均法的基本思想。加权移动平均法的公式为是什么意思？

Simple moving average formula, the role of each phase of data in the average is equal to the amount of information data contained in each issue, however, is not the same, recent data contains more information about the future. Therefore, each of equated it is not reasonable, you should consider the

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Simple moving average formula, the role of data each average is equal, but each contained is not the same as the amount of data, data contains more information about the future situation in the near future. Therefore, equivalent is not a reasonable period, should take into account the importance of