The development of a sensory evaluation structure inside a reasearch institute is presented using few examples of data processing collected during training tests followed by volunteers. Statistical methods are proposed to evaluate various aptitudes of each panel member : aptitude to describe objectively the sensorial characteristics of marint. products, aptitude to discriminate flavors, to memorize odors, aptitude to rank samples according to the intensity of one characteristic, attitude of each person towards a scoring scale and also aptitude to give reliable answers. These methods, though widely used (Principal Component Analysis, Correspondence Analysis) give a synthetical view of individual qualities and also general aptitudes of the group. |