indexes of seasonal variation
常見例句
- Measuring the seasonal variation in a time series, we generally use two methods to calculate seasonal indexes—average of original data, trend adjustment for average.
測(cè)定季節(jié)變動(dòng)對(duì)時(shí)間序列的影響，一般按同期平均法（原資料平均法）和趨勢(shì)剔除法計(jì)算季節(jié)比率。 返回 indexes of seasonal variation