The Mediation Role of Perceived Usefulness of using an Information System on the Relationship between Information Quality Dimensions and Decision effectiveness Case Study of Sudanese Commercial Banks Sector

mudathir saad

Abstract


The purpose of this study is to investigate the impact of perceived usefulness of an information system as mediator variable in the relationship between information quality and decision effectiveness in Sudanese commercial banks sector. The research is descriptive-correlative type and a questionnaire consisted of 32 items based on 5-point Likert-scale designed to collect the data from the decision makers of Sudanese commercial banks .220 copies of questionnaire distributed but only (68.8%) received and valid for analysis . Reliability of questionnaire obtained 0.94 using Cronbach's alpha. The content and face validity of the questionnaire determined through the viewpoints of experts in management information system & educational sciences .The data analyzed at arithmetic mean, standard deviation, coefficient, factor analysis, Pearson correlation coefficient and regression analysis by the SPSS software version 16.1. The findings showed that there is a positive significant correlation between information quality and perceived usefulness of an information system also a positive significant correlation between information quality with the decision effectiveness and organization effectiveness. In addition, there is a positive significant relation between perceived usefulness of an information system with the decision effectiveness and organization effectiveness. On the other hand perceived usefulness of an information system is full mediator in the relationship between information quality and the effectiveness of decision. Finally perceived usefulness of an information system is full mediator in the relationship between information quality and organizational effectiveness. The study recommended that it is possible to test other factors that could have effect such as improvement of information system and technology and it could be applied the on other sectors

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ISSN : 2251-1563