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