ASTM Manual on Consumer Sensory Evaluation

ASTM Manual on Consumer Sensory Evaluation

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size of the groups being handled, the stimulus control requirements in any given case, and the test procedure. For example, sometimes one-on-one interviewing may be required, while in other cases one operator might be able to take care of four or five people at one time. The subjects are ... Again, if the subject-operator ratio is too high, mistakes may occur, or subjectsa#39; questions may go unanswered.

Title:ASTM Manual on Consumer Sensory Evaluation
Author: E. E. Schaefer
Publisher:ASTM International - 1979-01-01

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