The first one includes methods of statistical
analysis such as gap analysis, factor analysis, cluster
analysis, and conjoint analysis. SERVQUAL or
RATER and CSI are the most famous two among
them. The second category of techniques consists in
estimation of the coefficients by modeling. There are
linear models, like multiple regression models, and
non-linear models, like the structural equation model
(SEM).
SERVQUAL or RATER is a multi-item scale of
service quality. SERVQUAL was developed in the
mid 1980s by Zeithaml, Parasuraman & Berry. It
represents service quality as the discrepancy or gap
between a customer's expectations for a service
offering and the customer's perceptions of the
service received, requiring respondents to answer
questions about both their expectations and their
perceptions. The use of perceived as opposed to
actual service received makes the SERVQUAL
measure an attitude measure that is related to, but
not the same as, satisfaction. Q=P-E (Q stands for
perceived service quality, P refers to performance
perception and E stands for performance
expectation). SERVQUAL was originally measured
on 10 aspects of service quality: reliability,
responsiveness, competence, access, courtesy,
communication, credibility, security, understanding
the customer and tangibles. Parasuraman et. al.
presented some revisions to the original
SERVQUAL measure to remedy problems with high
means and standard deviations found on some
questions and to obtain a direct measure of the
importance of each construct to the customer in
1991. This is the RATER: Reliability, Assurance,
Tangibles, Empathy, and Responsiveness.
The Customer Satisfaction Index (CSI) is a
weight average index, it based on the enterprise
customer satisfaction index utilize the econometrics
model to compute the trade customer satisfaction
index, compute the industry customer satisfaction
index by the trade customer satisfaction index, and
then compute the country customer satisfaction
index by the industry customer satisfaction index.
Taking American Customer Satisfaction Index
(ACSI) as a example, it is a scientific standard of
customer satisfaction. Academic research has shown
that the national ACSI score is a strong predictor of
Gross Domestic Product (GDP) growth, and an even
stronger predictor of Personal Consumption
Expenditure (PCE) growth. On the microeconomic
level, academic studies have shown that ACSI data
is related to a firm's financial performance in terms
of return on investment (ROI), sales, long-term firm
value (Tobin's q), cash flow, cash flow volatility,
human capital performance, portfolio returns, debt
financing, risk, and consumer spending. Increasing
ACSI scores has been shown to predict loyalty,
word-of-mouth recommendations, and purchase
behavior. The ACSI measures customer satisfaction
annually for more than 200 companies in 43
industries and 10 economic sectors. In addition to
quarterly reports, the ACSI methodology can be
applied to private sector companies and government
agencies in order to improve loyalty and purchase
intent.
In the second category, the models relate global
service quality (dependent variable) to some
attributes (independent variables). There is no
unique approach to measuring service quality, but, it
is accepted that the quality of service is usually a
function of several particular quality attributes and
determining of each factor weight is the important
moment of measuring quality. For these reasons, it is
important to identify service quality attributes and to
establish their importance and influence on customer
behavior.
3 APPLICATIONS OF
THE SERVICE QUALITY
MEASUREMENT IN THE
MASS TRANSIT
There are some applications of the service quality
measurement in the public service field. As far as
the mass transit is concerned, measurement of the
service quality is rather a new thing. The copyright
form is located on the authors’ reserved area.
1976, Allen & DiCesare discussed transit service
evaluation and its application to medium-sized bus
transit systems. They concluded that transit service
can be quantified and evaluated but that considerable
effort is necessary to achieve a comprehensive and
equitable system. This is the earlier try to measure
the service quality of mass transit. Silcock (1981)
dealt with the problem of measuring the
effectiveness of the running of a bus service along a
particular route to a predetermined schedule and set
of fares. Pullen (1993) concentrated on the definition
and measurement components of quality
management processes for local public transport
services. After reviewing existing methods based on
passengers' waiting times, lost mileage, expanded
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