Articles by Liang-Cheng Zhang

Visualization with R: Time plots #rstats

September 23, 2016 | Liang-Cheng Zhang

R is a great tool to visualize your data: it is free to use and has lots packages to make beautiful plots. In this post, we gonna teach you how to make time plots to visualize stock returns with data from Yahoo finance. For those not familiar with how to ...
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Learning R for FREE: Free online resources

February 17, 2016 | Liang-Cheng Zhang

R is an open-source software package and rapidly increases its popularity in both industry and academics. Google trend is probably the best tool to show you how popular R is since it allows us to rank the search interest among five major statistical software packages. You can clearly observe that ... [Read more...]

Learning everything with R: An R book list

May 27, 2015 | Liang-Cheng Zhang

R is not easy to learn in the beginning, especially for people getting used to some click-and-point commercial softwares.  However, as an economist (also see this post) points out the serious question about the computing with some commercial softwares, we need to give some thoughts about it and try to ...
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