• Measuring the seasonal variation in a time series, we generally use two methods to calculate seasonal indexesaverage of original data, trend adjustment for average.

    测定季节变动时间序列的影响,一般按同期平均资料平均法)和趋势剔除法计算季节比率。

    youdao

  • Measuring the seasonal variation in a time series, we generally use two methods to calculate seasonal indexesaverage of original data, trend adjustment for average.

    测定季节变动时间序列的影响,一般按同期平均资料平均法)和趋势剔除法计算季节比率。

    youdao

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