Research Tools

• Online Statistic Procedures for Categorical Frequency Data (Dr. Richard Lowry, Vassar College)
  Procedures for the following analysis:
  • Binomial Probabilities
  • Fitting an Observed Frequency Distribution to the Closest Poisson Distribution
  • For Sequential Sampling: Pascal (Negative Binomial) Probabilities
  • Chi-Square "Goodness of Fit" Test
  • Kolmogorov-Smirnov One-Sample Test
  • For a 2x2 Table of Cross-Categorized Frequency Data: Phi Coefficient; Chi-Square Test of Association; Fisher Exact Probability Test; Rates, Risk Ratio, Odds, Odds Ratio, and Log Odds
  • Fisher Exact Probability Test for Tables Larger than 2x2
  • Chi-Square, Cramer's V, and Lambda for a Rows by Columns Contingency Table
  • Log-Linear Analysis for a 3-Way Contingency Table
  • Kappa as a Measure of Concordance in Categorical Sorting
  
  http://faculty.vassar.edu/lowry/vsfreq.html
  Added: Wed Jan 11 2006, Hits: 468, Reviews: 0  Write review   Cached
• Chi-Square "Goodness of Fit" Test (Dr. Richard Lowry, Vassar College)
  For up to 8 mutually exclusive categories; with an option for estimating the relevant probability, in the case of small samples, via Monte Carlo simulation of the multinomial sampling distribution.
  http://faculty.vassar.edu/lowry/csfit.html
  Added: Wed Jan 11 2006, Hits: 334, Reviews: 0  Write review   Cached
• Chi-Square, Cramer's V, and Lambda for a Rows by Columns Contingency Table (Dr. Richard Lowry, Vassar College)
  For a rows by columns contingency table containing up to 5 rows and 5 columns
  http://faculty.vassar.edu/lowry/newcs.html
  Added: Wed Jan 11 2006, Hits: 273, Reviews: 0  Write review   Cached
• Fisher Exact Probability Test: 2x3 (Dr. Richard Lowry, Vassar College)
  This page will perform the Fisher exact probability test for a two-rows by three-columns contingency table.
  http://faculty.vassar.edu/lowry/fisher2x3.html
  Added: Wed Jan 11 2006, Hits: 257, Reviews: 0  Write review