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Stats Ch1
Term | Definition |
---|---|
Context | The content ideally telling who, what, where, when, why, and how. |
Data | Systematically recorded information in context. |
Data Table | Information organized into rows and columns. |
Case | One person or thing for which we have data. |
Population | All of the cases that we wish we knew about |
Sample | The group of persons or things from which we can actually obtain information. |
Variable | Holds information about the same characteristic for all persons of things studied. |
Unit | A quantity using a standardized measurement. |
Categorical Variable | Types of values that classify persons or things into separate groups. |
Quantitative Variable | Types of values that are measurements and always have units. |