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1979-80-Census Seasonal Adjustment Project: Final Report on Research Activities

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1979-80-Census Seasonal Adjustment Project: Final Report on Research Activities

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RR80-01

Introduction

1979-80 Census Seasonal Adjustment Project Final Report on Research Activities
Download 1979-80 Census Seasonal Adjustment Project Final Report on Research Activities [PDF - 10.0 MB]

The Census X-11 seasonal adjustment method is a widely used procedure that has been difficult to understand from a theoretical point of view. In an attempt to understand how X-11 might fit into the statistical framework of signal extraction, Cleveland and Tiao (1976) found an ARIMA model for the observed unadjusted series for which the standard options of X-11is appropriate.

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Page Last Revised - February 11, 2025