CONVENIENCE SAMPLING FOR ACCEPTABILITY AND CATA MEASUREMENTS MAY PROVIDE INACCURATE RESULTS: A CASE STUDY WITH FRUIT-FLAVORED POWDERED BEVERAGES TESTED IN ARGENTINA, SPAIN AND U.S.A.

作者: Paula Cardinal , Maria Clara Zamora , Edgar Chambers , Ángel Carbonell Barrachina , Guillermo Hough

DOI: 10.1111/JOSS.12158

关键词: GeographyFood scienceAgricultural scienceSampling (statistics)

摘要: … questionnaire will normally include several usage frequency categories, in order to eliminate those consumers that only use the product so rarely that they are really not in the target …

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