Math 1431 - Chapter 9 Resources

Section 9.1 – Two–Way Tables
- online resources:
  1. Contingency Tables - http://www.ruf.rice.edu/~lane/stat_sim/contingency/index.html
    This applet provides a simulation of 2 x 2 contingency tables.
Section 9.2 – Chi–Square Test
- online resources:
  1. Chi-Square Curve - http://stat-www.berkeley.edu/~stark/Java/chiHiLite.htm
    This page a java applet of the chi squared curve.
  2. Distribution of the Sample Chi-Square Statistic - http://stat-www.berkeley.edu/~stark/Java/SampleChi.htm
    This page provides a java applet of the sampling distribution of the chi squared statistic.
  3. Chi-Square and Tests of Contingency Tables - http://www.psychstat.smsu.edu/introbook/SBK28.htm
    This page provides a good discussion of the chi squared test.
  4. Chisquare Applet - http://www.stat.uiuc.edu/~stat100/java/chisquare/ChiSquareApplet.html
    This applet lets you calculate the chisquare statistic for a simple table, then simulate the chisquare statistic to estimate the p-value.
  5. Web Chi Square Calculator - http://www.georgetown.edu/faculty/ballc/webtools/web_chi.html
    This applet allows you to perform the chi square test for statistical significance.