MIS Ch. 9 Notes

MIS Ch. 9 Notes - 1) 2) 3) 4) 5) Exabyte 1000 Petabytes...

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1) Exabyte – 1000 Petabytes 2) Petabyte – 1000 terabytes 3) Terabyte – 1000 Gigabytes 4) Gigabyte – 1000 Megabytes 5) Megabyte – 1000 Kilobytes BI System – Business Intelligence System – an info system that provides information for improving decision making Reporting System – integrate data from multiple sources(SQL and Access) Knowledge System – create value from intellectual capital by collection and sharing critical human knowledge with employees and managers (interdepartmental) Expert System – encapsulate the knowledge of human experts in the form of If/then rules (WebMD) Data-Mining System – process data using sophisticated statistical techniques, finds patterns and relationships (Market-basket analysis) 1) Unsupervised Data Mining – do not create a model or hypothesis before running the analysis a. Cluster Analysis – statistical techniques identify groups of entities that same similar characteristics. 2)
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MIS Ch. 9 Notes - 1) 2) 3) 4) 5) Exabyte 1000 Petabytes...

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