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Rank entries based on two testers

 

Under the main menu Biplot Tools, click Combine two testers. A tester selecting pane containing two drop-down box will appear on the top of the biplot.

 

Select the two testers (tester1 and tester2, for example) to be joined and click the Combine button. The biplot will look like:

 

 

 

Interpretation:

 

 

 

 

 

The thick blue line passes the biplot origin and is perpendicular to the combined tester axis. It indicates the position of the grand mean based on the two testers. Thus, we have Entry7 > Entry5> Entry2> AVERAGE> Entry1> Entry4> Entry6> Entry3.