Chapter1&2 stat

Chapter1&2 stat - Chapter 1 Stats Starts Here What is...

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Chapter 1 Stats Starts Here
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What is Statistics? Statistics is a way of reasoning, along with a collection of tools and methods, designed to help us understand the world.
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Chapter 2 Data
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The W’s The W’s (Who, What, When, Where, Why, and sometimes How) help nail down the context. The context ideally tells us Who and What was measured, How and Where the data were collected, and When and Why the study was performed.
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Data Data is systematically recorded information, whether numbers or labels, together with its context. Example of Data: Blue Ford 1989 40 J.Smith 1 Toyota 2000 P.Black 3 23 Red J. Anders 27 5 2002 Blue Nissan
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(cont.) The only problem with data is that there is no organization to the values. We can make it clearer (especially the context) if we organize the values into a data table.
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Data Table Name Age Car Color Car Company Car Year Condition J. Smith 40 Blue Ford 1989 1 1 = "Old" P. Black 23 Red Toyota 2000 3 2 = "Below Average" J. Anders 27 Blue Nissan 2002 5 3 = "Average" 4 = "Above Average" 5 = "New"
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Chapter1&2 stat - Chapter 1 Stats Starts Here What is...

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