简单平均法是采用计算一定观察期的数据平均数，以平均数为基础确定预测值的方法。简单平均法有多种，如算术平均法、几何平均法和加权平均法等。
提出了当零售商采用一次平滑指数法或简单移动平均法获得需求信息的过程中，不存在波动放大现象。
It shows that the demand variability does not increase when the retailer relies on the simply exponentially weighted moving average or the simple moving average to forecast demand.
目前城市住宅平均房价计算采用的是简单算数平均法，它不能客观地反映城市的平均房价。
Currently, the simple average method is used to calculate the average price of city residence. However, it is not a scientific and acurate way.
通过逐步回归法、概率测算法、二次平均先进法和简单几何平均法得到北京市宾馆不同节水水平下综合用水定额值；
The total quota of water use in different level of water saving was put forward based on regression analysis, probability estimation analysis, advanced quadratic mean method and geometric mean method.
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