Edgar J. Treischl

Featured Book

Practice R introduces R to social science students, inspiring them to consider R as an excellent choice. In a non-technical pragmatic way, this book covers all typical steps of applied empirical research.

2023

Edgar J. Treischl

Stories

Published in

Dev Genius

·Nov 9

Master SQL with R

This article briefly introduces R packages to master SQL. I will not introduce SQL nor all kind of R packages that are helpful to work with SQL; instead I focus on packages that support us to learn SQL. First, I show that there is no need to install software, create…

8 min read

8 min read

Sep 8

Create, scan, and correct exams with R

R can be used to create, scan, and correct student exams. This blog introduces the R exams package and shows how the approach works based on demo exam files that come with the package. I demonstrate how R scans exam images, extract answers from single or multiple choice questions, and…

12 min read

12 min read