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BS ISO 11056:2021 – TC

BS ISO 11056:2021 – TC

$217.84

Tracked Changes. Sensory analysis. Methodology. Magnitude estimation method

Published By Publication Date Number of Pages
BSI 2021 92
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This document specifies a method for applying magnitude estimation to the evaluation of sensory attributes. The methodology specified covers the training of assessors, and obtaining magnitude estimations as well as their statistical interpretation.

PDF Catalog

PDF Pages PDF Title
54 National foreword
58 Foreword
59 Introduction
61 1 Scope
2 Normative references
3 Terms and definitions
62 4 Principle
5 General test conditions
63 6 Selection and training of assessors
6.1 General conditions for selection and training
6.2 Training specific to the magnitude estimation method
64 7 Number of assessors
7.1 General
7.2 Analytical and research panels
65 7.3 Consumer panels
8 Procedure
8.1 Presentation of samples
8.2 External reference sample
8.3 Order of presentation of samples
8.4 Magnitude estimations
8.4.1 General
66 8.4.2 Without fixed modulus for the external reference
8.4.3 With fixed modulus for the external reference
8.4.4 Without external reference
67 9 Analysis of data
9.1 Choice of data analysis method
9.2 Presentation of raw results
9.3 Establishment of product differences
9.4 Regression
68 9.5 Rescaling methods
9.5.1 Total rescaling
9.5.2 Rescaling in relation to the reference sample
9.5.3 External rescaling
69 10 Test report
70 Annex A (informative) Questionnaire models
72 Annex B (informative) Examples of data analysis
91 Bibliography

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BS ISO 11056:2021 - TC
$217.84