Main model references

(Parasuraman et al.) 1985, 1988, 1991, 1993, 1994

Logical basis of model

The gap between expectations and perceptions of quality services


Wi-SQ (Pij-Eij)


In order to measure of quality services for enterprises and institutions.

Advantage of model

1- Easy to understand

2- acceptance as broad and inclusive property

3- The perception of attractiveness

4- Multidimensional

5- According to the views of rural residents to assess the quality of services