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A COMPARISON OF PERFORMANCE OF PANELS SELECTED USING ANALYSIS OF VARIANCE AND CLUSTER ANALYSIS

 

作者: THERESE MARIE M. MALUNDO,   ANNA V.A. RESURRECCION,  

 

期刊: Journal of Sensory Studies  (WILEY Available online 1992)
卷期: Volume 7, issue 1  

页码: 63-75

 

ISSN:0887-8250

 

年代: 1992

 

DOI:10.1111/j.1745-459X.1992.tb00522.x

 

出版商: Blackwell Publishing Ltd

 

数据来源: WILEY

 

摘要:

ABSTRACT.A comparison of one‐way analysis of variance (ANOVA) and cluster analysis as statistical methods for selecting members of a descriptive panel was conducted. Using 150–mm unstructured line scales, 10 panelists evaluated the performance in coffee of 2 whiteners on 14 sensory attributes. Factor analysis showed that 5 factors were adequate to model the data. The sensory ballot used had a reliability coefficient omega (Ω) equal to 0.93. One‐way ANOVA and cluster analysis resulted in 2 different panels consisting of 9 judges each. Means and standard deviations of the scores showed that greater variability among panelists’ ratings resulted when the panel was selected using one‐way ANOVA than when cluster analysi

 

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