Various statistical manuals, guidebooks and software CDs can be accessed at the EBOH computer lab, located in the basement of Purvis Hall. EBOH students may borrow the software CDs to bring home for installation.

McGill University provides students with free access to several software packages, including SAS, EndNote and Reference Manager. Click here to see the full list of software and installation instructions.

The R Project for Statistical Computing (or just "R")

RR is free!

Download and install:

Learn R: Quick-R, by Dr. Robert I. Kabacoff, contains good examples and is very useful for learning R.


STATAStata is not free.

Download and install: STATA may be purchased from the official site at

Learn STATA:


SASSAS is generally not free, but McGill provides access to students, faculty and staff.

Download and install: McGill students, faculty and staff can download and install SAS here.

Learn SAS:


SPSSSPSS is not free.

Download and install:

Learn SPSS: Raynald's SPSS Tools provides useful codes and techniques to increase productivity of all level of SPSS users. Raynald Levesque, the creator of the website, "wrote most of the 675+ sample syntax, macros and scripts included in this site...The site includes FAQ and Tips pages, a Newbie's Corner, links to free online SPSS Tutorials and more...There is also a section to support the book SPSS Programming and Data Management", which may be downloaded for free.

Other software packages and online calculators

OpenEpiOpenEpi "provides statistics for counts and measurements in descriptive and analytic studies, stratified analysis with exact confidence limits, matched pair and person-time analysis, sample size and power calculations, random numbers, sensitivity, specificity and other evaluation statistics, R x C tables, chi-square for dose-response, and links to other useful sites. OpenEpi is free and open source software for epidemiologic statistics."

CDC's Epi Info allows "epidemiologists and other public health and medical professionals [to] rapidly develop a questionnaire or form, customize the data entry process, and enter and analyze data. Epidemiologic statistics, tables, graphs, and maps are produced with simple commands such as READ, FREQ, LIST, TABLES, GRAPH, and MAP. Epi Map displays geographic maps with data from Epi Info." Epi Info can be used to perform basic epidemiologic functions like logistic regressions and Kaplan-Meier survival analysis.

"The WINPEPI (PEPI-for-Windows) computer programs for epidemiologists are designed for use in practice and research in the health field and as learning or teaching aids. They aim to complement other statistics packages. The programs are free, and can be downloaded from the Internet." contains over 600 links to pages with tutorials and information about statistics, including 380 pages that performal statistical calculations. "The web pages listed here comprise a powerful, conveniently-accessible, multi-platform statistical software package. There are also links to online statistics books, tutorials, downloadable software, and related resources. All of these resources are freely accessible."

Freely Available Epidemiologic Software and Calculators (Handout by Dr. Madhukar Pai)