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Jason.Bryer.org

R Packages and Resources by Jason Bryer, Ph.D.

Latest Blog Post

Conducting Assessments and Surveys with Shiny
["This post describes a framework for using Shiny for conducting, grading, and providing feedback for assessments. This framework supports any multiple choice format including multiple choice tests or Likert type surveys. A demo is available at jbryer.shinyapps.io/ShinyAssessmentTest or can be run locally as a Github Gist:\n\nrunGist('a6fb5a3b1d5fd56cff64')\n\n\n\nKey features of this framework... continue reading...

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Table of Contents

The primary focus of this website is to provide documentation for R packages I maintain. Not all packages are published on CRAN. For those, see the installation instructions on the corresponding Github page.

Package Description Github Status CRAN Version
PSAboot Bootstrapping for Propensity Score Analysis. Build Status CRAN_Status_Badge
TriMatch Propensity score matching for non-binary treatments. Build Status CRAN_Status_Badge
multilevelPSA An R package for estimating and visualizing multilevel propensity score models. Build Status CRAN_Status_Badge
DataCache An R package to manage data caching. Build Status  
geocode An R package to geocode IP addresses using GeoIP’s database and street addresses using Google or Yahoo.    
ipeds An R package to interface with the Integraded Postsecondary Education Data System.    
likert An R package to analyze and visualize Likert based items. Build Status CRAN_Status_Badge
makeR An R package for managing document building, versioning, and templating.    
naep An R package to interface with the National Assessment of Educational Progress (NAEP) restricted use databases. This includes access any analyzing data using the replicate weights and multiple plausible values.    
pisa A data-only R package for the 2009 Programme of International Student Assessment (PISA) conducted by Organisation for Economic Co-operation and Development (OECD).    
qualtrics An R package to interface with the Qualtrics.com survey system.    
Rd2markdown Functions to convert Rd help files to markdown format.    
retention An R package for estimating and visualizing retention and completion rates. Designed primarily for online, distant education institutions, the method used can be generalized to traditional institutions.    
Rgitbook Creating Gitbook Projects with R Markdown.    
ruca An R package to get Rural-Urban Commuting Area (RUCA) Codes from zip codes.    
sqlutils An R package to manage a library of SQL queries.   CRAN_Status_Badge
timeline An R package to create timeline figures.   CRAN_Status_Badge

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