Servqual (Parasuraman, Zeithaml, Berry) is a standardized procedure for the measurement of the quality of services and the customer satisfaction following from it. Within the related to customers service quality research the procedure can be characterized as satisfaction-oriented multiattributiver single component beginning. On the basis of the C/D paradigm the evaluation of the service quality takes place thereby via the comparison between expected and noticed achievement.
The procedure (also: Advice he system) is based on 5 dimensions:
The individual dimensions are evaluated by a questionnaire with 44 specifics question, which must be co-ordinated with the service which can be measured. 22 questions serve the collection of the perception component, which the remaining collection of the Erwartungskompente.Dabei seven a Likert scale used. Developments are enough of "are correct completely too" (7) to "lean I completely off" (1).
Although the beginning among the usually-quoted and in practice usually-used procedures for the measurement of the service quality ranks, methodology standing behind it is not undisputed. The authors developed Servqual due to the suggestions of Churchill on the procedure on the development of measuring concepts for Marketingkonstrukte.Die additional collection of expectations lead to a requirement inflation of the asked ones, i.e. the requirements in terms of the achievement are tendentious too highly set. Due to the criticism to the expectation Wahrnehmnungsmessung the Servperf beginning was developed.
Literature
Parasuraman, A./Zeithaml, V./Berry, L.: SERVQUAL: A multiple Item Scale for Measuring Consumer Perception OF service quality, in: Journal OF Retailing, volume. 64, No. 1, 1988, P. 12 - 40.
Hentschel, Bert: The measurement of noticed service quality with SERVQUAL, in: Marketing ZFP, number 4, 1990, P. 230 - 240.
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