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A General Family of Estimators for Estimating Population Mean in Systematic Sampling Using Auxiliary Information in the Presence of Missing Observations
Family of estimators Auxiliary information Mean square error Non-response Systematic sampling
2013/6/14
This paper proposes a general family of estimators for estimating the population mean in systematic sampling in the presence of non-response adapting the family of estimators proposed by Khoshnevisan ...
Trend Extraction from Time Series with Structural Breaks and Missing Observations
Break point break point location dummies gaps Hodrick-Prescott filter interpolation Leser filter missing observations smoothing spline structural breaks time-series trend
2009/3/5
Trend extraction from time series is often performed by using the filter proposed by Leser (1961), also known as the Hodrick-Prescott filter. Practical problems arise, however, if the time series cont...