Statistical Calculators - General

• Calculator.com
• Dr Calculator Many basic conversions
• Financial Calculators Cch.com
• Financial and Other Calculators Dollartimes.com
• Graphpad QuickCalcs Free statistical calculators
• Health Calculators
• Index of On-line Stats Calculators Csbsju.edu
• Metric-Conversions.Org
• Microsoft Calculator Plus
• Mortgage Calculators & Financial Calculators Mortgageloan.com Thanks, Emily Hill
• Online Calculators & Data Analysis
• OnlineConversion.com Convert just about anything to anything else. Over 5,000 units, and 50,000 conversions.
• Open Epi Version 2 Open Source Epidemiologic Statistics for Public Health
• PsychNet - Online Calculators
• Probability & Statistics Calculators
• Russ Lenth's Calculator Page
• Quality Control Calculators
• QuickCalc GraphPad Software
• ResearchInfo.Com -Market Research Calculators
• Scientific Notation
• Six Sigma Calculators
• Statcrunch.com
• Statistical Analysis Tools - Click Analysis Tools
• Statistical Testing Calculators
• StatPages.Net
• University of Texas Online Calculators and Data Analysis
• WebCalculators (Statpages.Net)

Statistical Calculators - Specific Procedures

• Binomial Test
• Contingency Table
• Fisher Exact
• Fisher Exact Test
• GPAs
• Logistic Regression
• Pairwise Analysis
• Printable Metric Conversion Tables Metric-conversions.Org
• Percentages
• Poisson Distribution
• Significance Testing
• SMR and Rate Ratio Analysis
• T-test
• Web Chi Square Calculator

Sample Size Calculators

• Animal carcinogen sample size calculator Thanks, John Cook
• Creative Research Systems
• Microarray sample size calculator Thanks, John Cook
• Open Epi Version 2 Open Source Epidemiologic Statistics for Public Health
• Sample Size info and downloads

Useful Sites for Specific Software Programs

SPSS

References/Resources

• SPSS Programming and Data Management: A Guide for SPSS and SAS® Users Thanks, Raynald Levesque

Specific Procedures

• Analysis Of Categorical Dependent Variables With SAS And SPSS
• Analyzing Complex Sample Survey Data Using SAS, SPSS, STATA and SUDAAN CDC. Thanks, Rita V. Díaz-Kenney
• Applied Longitudinal Data Analysis: Modeling Change and Event Occurrence Thanks, Christine Wells
• Biases in SPSS 12.0 Missing Values Analysis Thanks Paul Von Hippel
• Cronbach's Alpha
• Decomposing interactions using SPSS Thanks Paul Dickson
• Designing Multilevel Models Using SPSS
• Determining the Number of Components and Factors Using Parallel Analysis and Velicer's MAP Test
• Help with Data Analysis (UTEXAS)
• How to perform pairwise comparisons of sample correlation coefficients Thanks Jatender Mohal
• How to compare sample correlation coefficients drawn from the same sample Thanks Jatender Mohal
• Importing Databases into SPSS
• Item Analysis
• Logistic Regression Thanks, Christine Wells
• Medical Statistics Using SPSS (SHEF)
• Multiple Comparisons Thanks, Frank Piontek
• Parallel Analysis and Velicer's MAP Test with SPSS Thanks Marta García-Granero
• Perl script to extract metadata from SPSS data files Thanks, Scott Czepiel
• Regression (Brown)
• Regression Analysis with SPSS Thanks Jeff
• Scatterplot & Jittering
• SPSS Library of Statistical Procedures
• SPSS Macros - AF Hayes Web site Thanks Henrik Lolle
• SPSS Techniques Series:Statistics on Likert Scale Surveys
• Texas A & M's SPSS Page Thanks, Jim Moffitt
• Transporting an SPSS Data Set from UNIX to MS Windows
• Univariate Analysis SPSS lessons. Thanks, Mark A Davenport
• Using Dates in SPSS (Thanks Richard W. Handel, Ph.D.)
• Using SPSS for Windows to Implement Reliability Analyses
• What statistical analysis should I use? UCLA

Syntax

• How to Create Your Own Dataset Using SPSS Syntax Files (Harvard)
• SPSS Syntax (UCLA) (Thanks Christine Wells)
• SPSS Syntax & Examples
• Statistical Algorithms (Thanks Mark Davenport)
• Tips for Using SPSS Syntax

Tutorials

• SPSS Listserv Archives
• Getting Started with SPSS for Windows Thanks Marta García-Granero
• Harvard-MIT Data Center's Guide to SPSS
• Internet Guide to SPSS (Prof. Dr. Wolfgang Ludwig-Mayerhofer)
• Medical Statistics Using SPSS: an Introductory Course Thanks Marta García-Granero
• Resources to help you learn SPSS (UCLA)
• SPSS Class Notes, Version 2.0 (UCLA)
• SPSS for Windows Yale
• SPSS for Windows: Getting Started UTexas Thanks Marta García-Granero
• SPSS for Windows: Descriptive and Inferential Statistics UTexas Thanks Marta García-Granero
• SPSS for Windows: Displaying Data UTexas Thanks Marta García-Granero
• SPSS for Windows: Data Manipulation and Advanced Topics UTexas Thanks Marta García-Granero
• SPSS Portal Page UCLA
• SPSS Textbook Examples Very good. Thanks, John S. Painter, PhD
• Statistical Package for the Social Sciences SPSS Version 10.0 Thanks, Marta García-Granero
• Spsstools.Net Raynald Levesque's SPSS Web site
• SPSS Starter Kit Thanks, Christine Wells
• SPSS Step-by-Step Tutorial, Part 1 (pdf) www.datstep.com
• SPSS Step-by-Step Tutorial, Part 2 (pdf) www.datstep.com
• SPSS Tutorials TAMU; Multimedia
• SPSS Tutorials for Windows BAMA
• SPSS Tutorials (TUC)
• Texas A & M Tutorial Thanks to James Moffitt
• UCLA SPSS Learning Modules Thanks Jim Moffitt
• Using SPSS (UWO)
• What statistical analysis should I use? Statistical analyses using SPSS UCLA. Thanks, Mark A Davenport

Utilities

• How to Ask for Help (Thanks Nels Tomlinson)
• PSPP Statistical analysis of sampled data that uses SPSS command language (Thanks Nels Tomlinson)
• ViewSav, a viewer for SPSS data files (Karel Asselberghs)