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Evaluating System Effectiveness

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Evaluating System Effectiveness Chapter 22 Overview of the effectiveness evaluation process Identify the objectives of the IS Select the measures to be used Identify ... – PowerPoint PPT presentation

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Title: Evaluating System Effectiveness


1
Evaluating System Effectiveness
  • Chapter 22

2
Overview of the effectiveness evaluation process
  • Identify the objectives of the IS
  • Select the measures to be used
  • Identify data sources
  • Obtain ex ante values for measures
  • Obtain ex post values for measures
  • Assess the system impact

3
A model of IS Effectiveness
System quality
Inf. quality
Perceived ease of use
Computer self-efficacy
Perceived usefulness
  • Use
  • Amount
  • type

IS satisfaction
Individual impact
Organizational impact
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