Skip to Main Content
It looks like you're using Internet Explorer 11 or older. This website works best with modern browsers such as the latest versions of Chrome, Firefox, Safari, and Edge. If you continue with this browser, you may see unexpected results.

Today's hours:

See all library hours »

  • Ask a Librarian
  • FAQ
We are excited to share our new Library catalog and search tool! We hope that you will find it easy to search and explore our collections. If you need help, have questions, or want to share feedback, visit the Ask a Librarian page.

ICPSR Data Repository

Guide to accessing ICPSR data through the Vassar College membership

Using Online Data Analysis

ICPSR offers online analysis components for selected data collections using Survey Documentation Analysis (SDA). This allows users to explore datasets using certain statistical procedures without downloading data and setup files. Click on the Online Analysis link that appears on the Study page. If you do not see an Online Analysis link, the study is not available for online analysis.

You may also

Online data analysis allows users to:

  • Search for variables of interest in a dataset
  • Review frequencies or summary statistics of key variables to determine what further analyses are appropriate
  • Review frequencies or summary statistics for missing data
  • Produce simple summary statistics for reports
  • Create statistical tables and charts from raw data
  • Create a subset of cases or variables from a large collection to save time and storage space when downloading to a personal computer
  • Browse the electronic codebook


Overview of SDA and Its Features (ICPSR)

Overview of SDA and Its Features (7:34)

Using SDA to Recode and Create Variables

This is a step-by-step instruction on how to create and recode variables using SDA *(13:31)