I'm Garrick Aden-Buie, a data scientist, R developer, Shiny App architect, musician and life-long learner. I can build things for you, too!
MCTestAnalysis provides a Shiny web app interface and an automatic report-generation tool featuring concepts from Classical Test Theory (CTT), Item Response Theory (IRT) and structural analysis.
Course instructors can use this app to upload the results of multiple choice tests and analyze and explore the performance of their tests. Through the app they can assess the difficulty of each question, determine how well the test measures performance and identify problematic or confusing question options. And more!Open App Project Page View Source
regexplain is an RStudio addin slash utility belt for regular expressions. Interactively build your regexp, check the output of common string matching functions, consult the interactive help pages, or use the included resources to learn regular expressions. And more.Open App Install Addin View Source