moodle.bryer.org

jason.bryer.org

ipeds

http://jason.bryer.org/ipeds

Integrated Postsecondary Education Data System. R only RSS Feed. R package provides functions to interface with the Integrated Postsecondary Data System (IPEDS) provided by the National Center for Educational Statistics (NCES). RSS XML Feed;. Portable Document File (PDF). Is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.

jason.bryer.org

irutils

http://jason.bryer.org/irutils

Utilities for Institutional Research. R only RSS Feed. Package provides utilities for Institutional Researchers. Many of the functions contained in this package have been moved to other packages including. To make maintenance easier. I apologize for any inconvenience. RSS XML Feed;. Portable Document File (PDF). Is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.

jason.bryer.org

likert

http://jason.bryer.org/likert

An R package analyzing and visualizing Likert items. R only RSS Feed. The latest version of the. Package can be installed from Github. Require(devtools) install github('likert', 'jbryer'). The following will analyze the reading attitude items from the Programme of International Student Assessment. Item 28: Reading Attitudes. Plot(l28, centered = FALSE, wrap = 30). Plot(l28, type = "density"). Plot(l28, type = "heat"). Plot(l28g, include.histogram = TRUE). Plot(l28g, centered = FALSE). RSS XML Feed;.

jason.bryer.org

Rd2markdown

http://jason.bryer.org/Rd2markdown

Convert Rd files to Markdown. R only RSS Feed. This package provides functions to convert R help files (Rd objects) to markdown format. Markdown. Has become a popular format to prepare content for the web. With the R markdown package. Markdown has become a first class documentation format within R. Moreover, the popular IDE RStudio. Has built in support for R markdown. Here are examples of the output of. For some R packages I maintain:. RSS XML Feed;. Portable Document File (PDF).

jason.bryer.org

retention

http://jason.bryer.org/retention

An R package for estimating and visualizing retention and completion rates for postsecondary institutions. R only RSS Feed. More documentation coming soon. Data(students) data(graduates) names(students) names(graduates) str(students) str(graduates) #Recode the persisting column to be of logical type students$Persisting = NA students[which(students$Persist = 'Y'),'Persisting'] = TRUE students[which(students$Persist = 'N'),'Persisting'] = FALSE. Paper presented at NEAIR. RSS XML Feed;.

jason.bryer.org

sqlutils

http://jason.bryer.org/sqlutils

An R package for managing a library of database queries. R only RSS Feed. The database access functions provide an interface to a directory of SQL scripts. SQL scripts are simply a plain text file containing the query. Package provides a set of utility functions to help manage a library of structured query language (SQL) files. To install the latest released version from CRAN. Install.packages('sqlutils', repos='http:/ cran.r-project.org'). Require(devtools) install github('sqlutils', 'jbryer'). This pro...

jason.bryer.org

TriMatch

http://jason.bryer.org/TriMatch

Propensity Score Matching for Non-Binary Treatments. R only RSS Feed. A Propensity scores are estimated for three models:. 1 }=e({ x }. T } { 1 }C })=Pr(z=1. 2 }=e({ x }. T } { 2 }C })=Pr(z=1. 3 }=e({ x }. 2 }{ T } { 1 } })$. B Match order is determined. The default behavior is to start with the larger of the two treatments, followed the second treatment, and lastly the control group. However, the match order is configurable vis-à-vis the. C Three distance matrices are calculated, ${D}. G The distance be...

jason.bryer.org

PSAboot

http://jason.bryer.org/PSAboot

Bootstrapping for Propensity Score Analysis. R only RSS Feed. Install.packages("PSAboot", repos = "http:/ cran.r-project.org"). Or the latest development version of the. Package can be downloaded from Github using the. Devtools: install github("PSAboot", "jbryer"). Then load the package. The package includes three demos:. This demo performs a propensity score analysis of students who attend private and public school in the United States using the Programme of International Student Assessment (PISA). ...

jason.bryer.org

qualtrics

http://jason.bryer.org/qualtrics

An R package for interfacing with the Qualtrics.com survey system. R only RSS Feed. R package provides an interface with the Qualtrics.com. Note that a Qualtrics API key is required to use this package. See also Jason French’s write up. RSS XML Feed;. Portable Document File (PDF). Is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 3.0 Unported License.