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SPSS, standing for Statistical Package for the Social Sciences, is a powerful, user friendly software package for the manipulation and statistical analysis of data. The package is particularly useful for students and researchers in psychology, sociology, psychiatry, and other behavioral sciences, containing as it does an extensive range of both univariate and multivariate procedures much used in these disciplines. This paper intends to support teacher teaching forecasting based on sampledoi:10.5281/zenodo.3591414 fatcat:vpylhmyhera3nmgyglalshyiju