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8/26- Googlesheet (or Excel): basic data handling & operations, basic data visualization, descriptive statistics- Big advantage: almost everyone everywhere knows it- R (via RStudio Cloud): a wide range of capabilities, from descriptive statistics all the wayto very advanced statistical modeling.- Open-source- A/B testing: typically done by web sites- Debate between two versions of a design.- Assign visitors randomly to one of the versions- Examine which version has better outcomes- ex.) political campaign with 2 different forms for
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