𝔖 Bobbio Scriptorium
✦   LIBER   ✦

HOW TO ESTIMATE AND USE THE VARIANCE OF d’ FROM DIFFERENCE TESTS

✍ Scribed by JIAN BI; DANIEL M. ENNIS; MICHAEL O'MAHONY

Book ID
111344913
Publisher
John Wiley and Sons
Year
1997
Tongue
English
Weight
802 KB
Volume
12
Category
Article
ISSN
0887-8250

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## Abstract Two sensory difference tests have been used to assess the ability of an untrained population to perceive colour difference in a cosmetic product. The two tests used were the triangle test and the “two‐out‐of‐five” test. Participants were presented with groups of samples with varying col