Tools and Applications of Sensory Product Testing

Monday - March 30 (8:00 a.m. - 5:00 p.m.)

Topics
♦ Difference testing methods: m-AFC, triangle, duo-trio, same-different, A/Not A and degree of dif ference
♦ Estimating a measure of sensory difference, d´, and its variance from discrimination tests
♦ Power and sample sizes for discrimination methods
♦ Proportion of discriminators in the population
♦ Developing support for advertising claims
♦ Equivalence and ratio (multiplicative) claims

Cases
♦ Product differences using m-AFC tests
♦ Ingredient supplier change: Texture using 2-AFC, duo-trio, and triangle; The issue of power
♦ Superiority claim: 2-AFC vs. duo-trio
♦ 2-AFC and 2-AC on carbonated water
♦ Review of some cases for the NAD
♦ Evaluating an equivalence claim

Tuesday - March 31 (8:00 a.m. - 4:00 p.m.)

Topics
♦ Replicated testing: Beta-binomial models
♦ How to get d´ values from intensity ratings data
♦ Rating means and scale means
♦ Ranking
♦ Ratio measurement
♦ Advanced concepts and applications: Retasting, memory, and sequences
♦ Measuring the effect of training

Cases
♦ Memory and sequence effects
♦ Improving discrimination by allowing retasting
♦ Relating trained panel and consumer sensitivities
♦ Ingredient change: Getting d´ values from descriptive analysis
♦ Generating a dose response relationship using ranking and rating

Download the course brochure here

Register for the course here