Detecting and Treating Verified Influential Values in a Monthly Retail Trade Survey

In survey data, an observation is considered influential if it is reported correctly and its weighted contribution has an excessive effect on a key estimate, such as an estimate of total or change. In previous research with data from the U.S. Monthly Retail Trade Survey (MRTS), two methods, Clark Wi...

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Veröffentlicht in:	Journal of official statistics 2014-12, Vol.30 (4), p.721-747
Hauptverfasser:	Mulry, Mary H., Oliver, Broderick E., Kaputa, Stephen J.
Format:	Artikel
Sprache:	eng
Schlagworte:	Free trade M-estimation Outlier Polls & surveys Retail sales Statistical analysis Winsorization
Online-Zugang:	Volltext
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