With information systems, efficiency IS metrics measure the performance of information system itself whereas effectiveness IS metrics measure the impact that IS has on business processes.

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Efficiency IS metrics measure how well the information system performs and how many resources it uses, such as response time, throughput, and capacity utilization. In contrast, effectiveness IS metrics assess the impact that the information system has on business processes, such as customer satisfaction, sales revenue, and quality of service.

With Information Systems, Efficiency IS Metrics Measure the Performance of Information