Projekta Nr.ISO 16820:2019
Nosaukums<p>This document specifies a procedure for statistically analysing data from forced-choice sensory discrimination tests, such as the triangle, duo-trio, 3-AFC, 2-AFC, in which after every trial of the discrimination test the decision can be made to stop testing and declare a difference, to stop testing and declare no difference, or to continue testing.</p> <p>The sequential method often allows for a decision to be made after fewer trials of the discrimination test than would be required by conventional approaches that use predetermined numbers of assessments.</p> <p>The method is effective for:</p> <p>a) determining that either:</p> <ol> <li> a perceptible difference results; or</li> <li> a perceptible difference does not result when, for example, a change is made in ingredients, processing, packaging, handling or storage;</li> </ol> <p>b) selecting, training and monitoring assessors.</p> <p>N</p>
Reģistrācijas numurs (WIID)76670
Darbības sfēra<p>This document specifies a procedure for statistically analysing data from forced-choice sensory discrimination tests, such as the triangle, duo-trio, 3-AFC, 2-AFC, in which after every trial of the discrimination test the decision can be made to stop testing and declare a difference, to stop testing and declare no difference, or to continue testing.</p> <p>The sequential method often allows for a decision to be made after fewer trials of the discrimination test than would be required by conventional approaches that use predetermined numbers of assessments.</p> <p>The method is effective for:</p> <p>a) determining that either:</p> <ol> <li> a perceptible difference results; or</li> <li> a perceptible difference does not result when, for example, a change is made in ingredients, processing, packaging, handling or storage;</li> </ol> <p>b) selecting, training and monitoring assessors.</p> <p>N</p>
StatussStandarts spēkā
ICS grupa67.240