Example of the Each Pair Stepwise, Newman-Keuls Test

This example uses the Oneway platform to illustrate the Newman-Keuls test.

1. Select Help > Sample Data Folder and open Big Class.jmp.

2. Select Analyze > Fit Y by X.

3. Select weight and click Y, Response.

4. Select age and click X, Factor.

5. Click OK.

6. Click the Oneway Analysis red triangle menu and select Compare Means > Each Pair Stepwise, Newman-Keuls.

Figure 6.20 Example of Means Comparisons Report for Each Pair Stepwise, Newman-Keuls 

The Connecting Letters Report shows that Level 17 is significantly different from all other levels except 16 and 15.

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