. "Time Series AnalysisPTNCI" . "Time Series Analysis"^^ . "C0681939"^^ . "Time_Series_Analysis"^^ . . "C18235"^^ . "Quantitative Concept"^^ . "Time Series Analysis"^^ . "There are two main goals of time series analysis: (a) identifying the nature of the phenomenon represented by the sequence of observations, and (b) forecasting (predicting future values of the time series variable).NCIfrom http://www.statsoftinc.com/textbook/sttimser.html" .