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JMP 10 Basic Analysis and Graphing, Second Edition by SAS Institute

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Chapter 5 
Performing Oneway Analysis
Using the Fit Y by X or Oneway Platform
Using the Oneway or Fit Y by X platform, you can explore how the distribution of a continuous Y variable differs across groups defined by a single categorical X variable. For example, you might want to find out how different categories of the same type of drug (X) affect patient pain levels on a numbered scale (Y).
The Oneway platform is the continuous by nominal or ordinal personality of the Fit Y by X platform. The analysis results appear in a plot, and you can interactively add additional analyses, such as the following:
• a one-way analysis of variance to fit means and to test that they are equal
• nonparametric tests
• a test for homogeneity of variance
• multiple-comparison ...

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