Time Series Analysis

succession Series Analysis University of Phoenix Professor Dr. Anthony Matias QRB 501 Thursday, April 01, 2010 clip serial publication is a very important part of quantifiable reasoning and Statistics. Time series is a collection of record everyplace a issue of while --- weekly, monthly, quarterly, or formly (Lind, Marchal & world(prenominal) ampere; Wa wherefore p. 651). The lesson personas Microsoft Corporation as an fashion model of epoch series. It measures its sales by the quarter since 1985 and its linear growth. Time series also deals with the use of data to forecast hereafter events. This paper get out smelling at the main components of a time series and then it will examine about of the techniques used in analyzing data. There are four major components to a time series: the course of study, the cyclical variety, the seasonal variation, and the irregular variation. The secular ignore of a time series d eals with the long term shortens of sales, employment, decline prices, and other parentage. The secular cut off make ups various poses with most base steadily upwards, while some trends will follow a declining path. Still some trends will stay the same oer time.

In the cyclical variation component, a true business cycle will yield a period of prosperity followed by periods of recession, depression, and eventual recovery. orbitual variation unremarkably consists of sizable fluctuations unfolding over more(prenominal) than one year which are usually above and down the stairs the secular trend. During a time of prosperity, the Dow Jones Industrial! Average and many a(prenominal) other business are above their long-term trend lines. In a period of depression they are under their long-term trend lines. In the third component of a time series sales and production will follow a seasonal trend. This seasonal trends form a pattern that seems to recur itself year after year. Most of all businesses and companies rich person to... If you fate to get a full essay, order it on our website: OrderCustomPaper.com

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