Presentations

Poster: How to Best Account for ‘No Preference’ Counts

Presented at the 2010 Society of Sensory Professionals Conference in Napa, CA Data that are obtained for many forced choice procedures such as the 2 and 3 alternative forced choice (2-AFC and 3-AFC), the duo-trio and the triangular methods are often tested using the binomial distribution or its normal approximation.  In some applications however...

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Talk: An Efficient Approach to Solving Complex Market Research Problems

Presented at the 2010 Sensometrics Conference in Rotterdam, The Netherlands Portfolio optimization based on first choice is an application in which a need for discrete optimization can arise.  In particular, when liking data have been collected in a category appraisal the data can be unfolded to create a map containing product and ideal point...

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Talk: Chi Square Control Charts

Presented at the 2010 Sensometrics Conference in Rotterdam, The Netherlands A recurring problem in quality control is how to identify multidimensional samples as being either in or out of specification.  A conservative approach to this problem involves rejection of samples whenever on a single attribute being out of specification, while a liberal approach is...

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Talk: Recommendations for ‘No Preference’ Responses

Presented at the 2010 Sensometrics Conference in Rotterdam, The Netherlands In various difference and preference testing applications it is sometimes desirable to allow the subjects the option of a no difference or no preference response. While arguably preferable to allow these responses from a behavioral perspective, no difference counts complicate the data analysis. As...

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Talk: New Methods: Alternate Methods for Consideration

Presented at the Spring 2010 ASTM Meeting in St. Louis, MO Colleagues can download the full presentation here: New Methods: Alternate Methods for Consideration Not a Colleague? Click here to join for free!

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Talk: Successful Product Development using a Consumer Perspective

Presented at the Spring 2010 ASTM Meeting in St. Louis, MO Colleagues can download the full presentation here: Successful Product Development using a Consumer Perspective Not a Colleague? Click here to join for free!

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Talk: Contrasting Ideal Point and Vector Models of Liking

Presented at the 2009 Pangborn Sensory Science Symposium in Florence, Italy Colleagues can download the full presentation here: Contrasting Ideal Point and Vector Models of Liking Not a Colleague? Click here to join for free!

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Talk: Multiplicative Comparisons of Normal Variables

Presented at the Spring 2009 ASTM Meeting in Vancouver, Canada Colleagues can download the full presentation here: Multiplicative Comparisons of Normal Variables Not a Colleague? Click here to join for free!

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Talk: Lower Bounds for Multiplicative Comparisons

Presented at the 2009 Joint Statistical Meetings in Washington, DC Colleagues can download the full presentation here: Lower Bounds for Multiplicative Comparisons Not a Colleague? Click here to join for free!

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Talk: Ratios of Normal Variables in Superiority Claims

Presented at the 2008 Sensometrics Conference in St. Catharines, Canada Colleagues can download the full presentation here: Ratios of Normal Variables in Superiority Claims Not a Colleague? Click here to join for free!

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