The collection, study and analysis of large quantities of data in order to facilitate interpretation and forecasting. In the context of the share market, various economic statistics which are produced regularly by Statistics South Africa and reported in the press are useful for predicting how the economy and various companies within it are going to perform in the future. Beyond that, various forms of technical analysis use statistical methods to determine averages and to smooth data streams. These techniques include standard deviation, the bell curve, regression, Fourier transforms and regression analysis. Technical analysis itself is a form of statistical analysis.
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