OpenIntro Statistics 2nd Edition
2012, 426 pages
The 3rd Edition will be released in July! More info here.
Ensure every student can access the course textbook. OpenIntro Statistics is free online and $9.94 on Amazon.
Click "Extra Content" on the left for more written resources, including study resources and extra sections.
Download the Second Edition PDF
Tablet-friendly PDF + individual chapter + LaTeX source
Data sets + R packages
Typos and feedback
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Reminder: the Second Edition is the newest edition.
Review files from the First Edition (2011, 380 pages)
PDF of the Preliminary Edition (2010, 256 pages)
One-page inference guide
Why do we use 0.05 for a signficance level?
Figure 1.9, enhanced
Regression for nonlinear relationships
Online distribution calculator for normal, t, chi-square
Probability tables: normal, t, and chi-square
Probability tables: source files