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Stationary Time Series

   Also found in: Encyclopedia 0.01 sec.
Stationary time series
A longitudinal measure in which the process generating returns is identical over time.

Stationary Time Series
In statistics, a time series in which the data in the series do not depend on time. That is, the mean, variance, and covariance of all data in the time series are adjusted to reflect true values not dependent on time or seasonality.


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STATIONARITY TEST FOR HOUSE PRICE INDICES A stationary time series is significant to a regression analysis based on the time series, because useful information or characteristics are difficult to identify in a nonstationary time series.
Time series analysis, which first came to fore with the publication of Norbert Wiener's seminal text Extrapolation, Interpolation, and Smoothing of Stationary Time Series with Engineering Applications (2) in 1949, has proved invaluable in many fields of data analysis.
 
 
 
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