Discrimination Testing

Two sided o one sided confirm that the test beer is

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Unformatted text preview: identify the correct sample Directional Difference Tests • paired comparison • ranking Paired Comparison Test • applications: o how do two samples differ in a specific characteristic? o determine attribute differences between two samples • panellists: o no less than 10 • samples: o balanced order of presentation is required: AB, BA • one sided vs. two sided: o one sided: ! confirm that the test beer is more bitter ! confirm that the test product is preferred ! if you are confirming something ! if you know something about the samples ! if you know direction of difference o two sided: ! decide that...
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This document was uploaded on 03/09/2014.

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