Disopzitiv de clasare folosit adesea in chestionarele de cerecetare in marketing, care presupune ca persoanele intervievate sa indice nivelul de acord cu o afirmatie, alegand raspunsul potrivit dintr-o scara de valori, ca de exemplu: acord puternic, acord, indecis, dezacord, dezacord puternic.
A rating device frequently used in marketing research questionnaires in which respondents indicate their level of agreement with a statement by choosing the appropriate response from a scale, eg. strongly disagree, disagree, undecided, agree, strongly agree.