作者: G. E. P. Box , G. C. Tiao
DOI: 10.1080/01621459.1975.10480264
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摘要: Abstract This article discusses the effect of interventions on a given response variable in presence dependent noise structure. Difference equation models are employed to represent possible dynamic characteristics both and noise. Some properties maximum likelihood estimators parameters measuring level changes discussed. Two applications, one dealing with photochemical smog data Los Angeles other consumer price index, presented.