Category Archives: Analytical Synopses

Regression Analysis

People use regression model a lot to predict continuous variables. Other than that, regression model finds the correlations between input variables. By analyzing the relationships, people could find some underlying pattern to help us make decisions. Today, I will demonstrate how to do regression analysis and interpret its results by using house data from King County, Washington from May 2014 through May 2015.

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Preprocessing Data

Many times, we couldn’t process data because ranges of attributes are totally different, like height and weight. Sometimes, even we solve that, we still have to deal with the effect of minor observation errors. In this work, I’m gonna demonstrate two preprocessing techniques to cope.

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