understanding data and structured variables

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Flashcards covering key vocabulary related to cases and variables in data analysis.

Last updated 11:13 PM on 4/2/25
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6 Terms

1
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Case

A unit of observation that data is collected about, typically represented as a row in a data table.

2
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Variable

A characteristic that is recorded for each case, corresponding to the columns in a data table.

3
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Categorical Variable

A variable that divides cases into groups, with each case belonging to exactly one of two or more categories.

4
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Quantitative Variable

A variable that measures or records a numerical quantity for each case.

5
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Explanatory Variable

The variable that is used to help understand or predict the values of another variable.

6
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Response Variable

The variable that is affected or measured in response to changes in the explanatory variable.