module.2.session.1.notes

module.2.session.1.notes - This is the first lecture of the...

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This is the first lecture of the second module of this course. The notes that are at the bottom of each of these slides are not meant to be used instead of attending lecture or as a sole source of information. Instead, these notes are to be used to help you engage with the material (e.g., your notes, the text, the slides, etc.). 1
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These are the things you should be able to do after you work through this lecture and read chapter 2 in the text. 2
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Here is the flow of activity in class today. 3
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This slide indicates a break in the lecture. We are moving from understanding what the lecture is about to the first part of the lecture…which basically is focused on all of us understanding that data is everywhere (e.g., “omnipresent, ”and that there are a whole lot of issues that come with data. 4
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Some examples of valuable or important data are: •A bank’s records of account balances, deposits, and withdrawals (Since there is really nothing “there” except for the data, if the data is incorrect there are serious consequences!) •Sales information for a company’s products (Sold which product, when, to whom, etc.) (This type of information is important for business intelligence.) •Customer information. •Information about competitors •Information about competitors. 5
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products by various market segments. In a finance class you may talk about return on investment. In an accounting class you may talk about cash received. In a human resources class you may talk about benefits management. These all make sense to you. However, have you ever thought about where that information comes from and how it is accessed? How was it collected? Where was it stored? What happens or what is the effect if the data is incorrect? What happens if the data is lost? What if decision makers don’t know the data exist ? if decision makers don t know the data exists? 6
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module.2.session.1.notes - This is the first lecture of the...

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