IS 6273 : Part 3 : Sec 1 : 2025 Sensory Evaluation of Foods - Guide - Part 3 Statistical Analysis of Data - Section 1 Difference/Preference Tests
1 SCOPE
This standard (Part 3/Sec 1) covers difference/preference tests. The various tests included in this standard are paired comparison test, duo-trio test, triangle test, normal test, preference matrix analysis and χ²-test.
2 REFERENCES
The standards given below contain provisions which, through reference in this text, constitute provisions of this standard. At the time of publication, the editions indicated were valid. All standards are subject to revision and parties to agreements based on this standard are encouraged to investigate the possibility of applying the most recent edition of these standards:
| IS No. | Title |
| IS 5126 : 2016/ISO 5492 : 2008 | Sensory analysis - Vocabulary (second revision) |
| IS 6273 (Part 2) : 1971 | Sensory evaluation of foods - Guide: Part 2 Methods and evaluation cards (first revision) |