The present text is a brief introduction to statistics. The main focuses have been on explanation, application, interpretation, and a sense of appreciation for statistics. The hope is that the reader has become interested in statistics and will pursue the topic further. In fact, the main reason for including the regression chapter, Chapter 8, is to show additional possibilities that go beyond a single-variable analysis. It demonstrates that we can explore the influence of one or more variables on a variable of interest. Within the subject of regressions, one can explore theoretical and empirical aspects of cross section and time series data. Regression analysis has been augmented to utilize data that are qualitative in nature. ...
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