IACUC – Determining and Justifying Animal Numbers

• Estimating Animal Numbers
  National Academies Press Guidelines for the Care and Use of Mammals in Neuroscience and Behavioral Research Appendix B-Estimating Animal Numbers
• StatPages.net Web Pages that Perform 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, once you can get onto the Internet.
• Sample Size Determination
  From the book: Guidelines for the Care & Use of Mammals in Neuroscience and Behavioral Research. Available online from the National Academies PressExperimental Design & Statistics in BiomedicalResearch ILAR Journal V43 (4) 2002
  This edition of the ILAR Journal is dedicated to articles related to the used of statistical analysis and improved experimental design.
• Brief Tutorial on Sample Size & Statistical Power Calculations for Animal Experiments by Phillip Chapman, Department of Statistics, Colorado State University
  Provides an overview of basic ideas of power and sample size calculations in the context of simple examples; introduces easily available tools for power and sample size, including interactive software available for free on the web. (Russell Lenth, U.of Iowa, and UCLA Online Power Calculator); and give some practical advice about how to proceed in some common situations.
• Experimental Design & Statistics in Biomedical Research ILAR Journal V43 (4) 2002 This edition of the ILAR Journal is dedicated to articles related to the use of statistical analysis and improved experimental design.