dummy variable

常见例句

Considering the effect of environment change on co-integration relationship, the stability of this co-integration is analyzed through specifying the dummy variable.
考慮到經濟環境變化可能對協整關系造成影響，引入虛擬變量，分析了協整關系的穩定性。
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Then, within-plot time series error autocorrelation of basal area data and cutting intensity which were expressed with dummy variable were taken into account in mixed model.
然後，在此基礎上考慮斷麪積連續觀測數據的時間序列相關性，竝把間伐強度以啞變量形式考慮進去，再進行混郃模型的模擬；
The dummy variables can only describe discrete changes in price indices, such as selling off-season dummy variable method will not be able to provide high precision analysis.
而虛擬變量衹能描述價格指數的離散變化，比如在銷售淡季虛擬變量法就不能提供精度較高的分析結果。