Quantitative Methods

for Lawyers

@ computationalcomputationallegalstudies.comprofessor daniel martin katz

dplyR for Data Preprocessing

R Boot Camp - Part 3

Class #25

lets return to this topic

http://www.nytimes.com/2014/08/18/technology/for-big-data-scientists-hurdle-to-insights-is-janitor-work.html

R offers some help on data management,

variable generation, etc.

dplyrddplyr is a new package

based upon plyR

dplyrdPlease watch the following training videos

in order to see some of the functionality

http://www.dataschool.io/dplyr-tutorial-for-faster-data-manipulation-in-r/

https://www.youtube.com/watch?v=jWjqLW-u3hc

http://pages.rstudio.net/Webinar-Series-Recording-Essential-Tools-for-R.htmlWatch this video

https://github.com/rstudio/webinars/tree/master/2014-01Follow Along with Code/Slides on Github

then try some of these R bloggers exercisesin order to practice your skills in dplyR

http://www.r-bloggers.com/trying-dplyr-on-triathon-data/

http://www.r-bloggers.com/quarterback-completion-

heatmap-using-dplyr/

http://www.r-bloggers.com/gtrendsr-package-to-explore-google-trending-

for-field-dependent-terms/