R (R and RStudio Portable) is a free software environment for statistical computing and graphics. This is one of my three musketeers (SAS with callable-SUDAAN, Stata, and R).
- Cheatsheets by RStudio
- Blog: R! related
- Blog: R Documentation and Learning Resources
- STHDA: Statistical tools for high-throughput data analysis. Data Visualization
- CRAN Task View organizes the packages into different groups such as Graphics, Survival Analysis, etc.
- Doug Hemken: Stata and R Markdown (Using Statamarkdown)
- How to run R from Stata and to run Stata from R
- Newson (2007): RSOURCE: Stata module to run R from inside Stata using an R source file
- Solt (2018): How to Switch Your Workflow from Stata to R, One Bit at a Time (RSOURCE)
- Reif (2020): RSCRIPT: call an R script from Stata. (similar to -resource-, but provide R output)
- Haghish (2016): Seamless R and Stata integration (Rcal;: seamless R in Stata)
- John: Using R with Stata: Part I. Using R with Stata: Part II. How to Call R from Stata
- Yihui Xie: R Markddown Cookbook - Run Stata code
- Braglia: RStata: A Bit of Glue Between R and Stata. Command-line Stata
- Run Stata in R with R Markdown and Statamarkdown.
- SSCC: Stata and R Markdown
- Cheatsheets by geocenter
- Blogs and Tips of Stata; Stata Documentation; Stata recorded webinars
- Blog: Stata Tips of the Stata Journal
- Blog: Useful and Interesting User-written ado Programs/packages
- StataBlog: Programming an estimation command in Stata: A map to posted entries
- Simons. Useful Stata Commands (pdf)
- Stata Cheat Sheets
- -ereturn display, eform(RR)-
- DAGitty (R!) is a browser-based environment for creating, editing, and analyzing causal models. Textor(2016).Robust causal inference using directed acyclic graphs: the R package ‘dagitty’
- ggdag (R!) is bult on top of DAGitty for tidying and plot 'DAGitty' objects using 'ggplot2' and 'ggraph' (introduction to ggdag, common structures of bias, an introduction to DAGs)
- DAG program is a analysis tool, designed to select minimal sufficient adjustment sets within directed acyclic graphs.
- dagR is a R! package for directed acyclic graphics
- Belief and Decision Networks, a JAVA application, is for Bayesian Networks/Belief or Causal Networks.
- mediation: Causal Mediation Analysis. Mediation analysis in R and Stata
- sem is a R! package for fitting general linear structural equation models.
- lavaan is a R! package for latent variable modeling.
- semPlot is a R! package for unified visualizations of SEM models
Tabula helps you liberate data tables trapped inside PDF files.
Joinpoint is statistical software by the NCI for the analysis of trends using joinpoint models.
Meta Analysis
- Abstrackr etc (Brown University)
- Machine learning functionality in EPPI-Reviewer
Microsoft Excel
- Daniel's XL Toolbox is a free, open-source add-in for Excel® that helps you to analyze and present data; it produces graphic files meeting the requirements of the majority of journals. Highly recommend it.
- Peltier: provides Excel examples for Making charts in Microsoft Excel
- Chart Chooser — the favorite tool for improved Excel and PowerPoint charts. there is R! version of Chart Chooser (not many charts on the site, but the idea is great)
- How to make a Scatter Plot with two groups (YouTube)
- Microsoft: How to transpose (rotate) data, transpose function
PQRS is a tool for calculating probabilities and quantiles associated with a large number of probability distributions.
SageMath is a free open-source mathematics software system licensed under the GPL.
Calculator:
- Blog: Doing Basic Calculus Using R! and online calculators
- Microsoft Mathematics
- RedCrab is a intuitive paper-kind scientific calculator with a full screen formula editor.
- Clinical Analyte Unit Conversion
- SpeedCrunch is a powerful desktop calculator.
- SpeQ is a small, extensive mathematics program.
- SMath Studio
- Eigenmath
- GeoGebra is free mathematics software for learning and teaching. You can run it online as well.
OpenBUGS BUGS (Bayesian inference Using Gibbs Sampling) is for the Bayesian analysis of complex statistical models using Markov chain Monte Carlo (MCMC) methods, and is probably best known in its WinBugs incarnations.
PAST is a small, free, and easy-to-use data analysis package originally aimed at paleontology. It includes common statistical, plotting and modelling functions. It needs only one small program, amazing.
Epi Info -- You can use it to develop a questionnaire or form, customize the data entry process, and enter and analyze data, and to produces epidemiologic statistics, tables, graphs, and maps are produced with simple commands. I used this a lot before; it seems fading.
D3.js is a JavaScript library for manipulating documents bzsed on data. D3 helps you bring data to life using HTML, SVG and CSS.
Datawrapper is an open scource tool helping anyone to ceate simple, correct and embeddable charts in minutes.
Venn Diagram: eulerAPE (PLOS ONE), VennMaster, Venn Diagram Plotter
PS is an interactive program for performing power and sample size calculations.
Mondrian is a general purpose statistical data-visualization system.
Scilab -- a scientific software package for numerical computations in a user-friendly environment. This is a sophisticated programming language with a MatLab-like syntax.
MathCast is an equation editor, an application that allows you to input mathematical equations. These equations can be used in documents, emails, and webpages.
PSPP is a program for statistical analysis of sampled data. It is a free replacement for the proprietary program SPSS. PSPP has both text-based and graphical user interfaces. It sounds good but I have not used it yet.
SaTScan is a free software that analyzes spatial, temporal and space-time data using the spatial, temporal, or space-time scan statistics.
Zelig is a general purpose statistics program fro estimating, interpreting, and presenting results from any statistical method
You can find more free statistical software here.
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