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2 Φεβ 2021 · A Duo-Trio Test is an overall difference test which will determine whether or not a sensory difference exists between two samples. This method is particularly useful: To determine whether product differences result from a change in ingredients, processing, packaging, or storage.
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To advance the field of sensory evaluation, including...
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Sensory analysis — Methodology — Duo-trio test 1 Scope This International Standard describes a procedure for determining whether a perceptible sensory difference or
Sensory Analysis Section 4 Dr. Bruce W. Zoecklein 7 Duo-Trio Test. Duo-trio tests are sometimes used instead of triangle tests to compare unknown differences between wines. Tasters are presented with a reference wine, and then two test wines; one wine is the same as the reference, and the other is the wine to be tested.
The method is a forced-choice procedure. The method is applicable whether a difference exists in a single sensory attribute or in several attributes. The method is statistically less efficient than the triangle test (described in ISO 4120) but is easier to perform by the assessors.
•A Duo-Trio Test determines whether or not a sensory difference exists between two samples. The degree / intensity of difference is not elicited . This method is particularly useful:
1 Δεκ 2017 · Sensory analysis - Methodology - Duo-trio test. This document specifies a procedure for determining whether a perceptible sensory difference or similarity exists between samples of two products. The method is a forced-choice procedure.
ISO 10399 specifies a procedure for determining whether a perceptible sensory difference or similarity exists between samples of two products. The method is a forced-choice procedure. The method is applicable whether a difference exists in a single sensory attribute or in several attributes.
