Chapter 13 - Associations between Continuous Variables

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4 Terms

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Regression Analysis

Used to determine whether a predictive relationship exists between an independent variable and a dependent response variable.

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Correlation Analysis

Used to determine the degree of association between two measurement variables. Correlation says nothing about causation. Only investigates associations and is primarily a descriptive tool about patterns.

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Correlation Coefficient

The measure of the strength of the relationship between two variables.

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denoted as r, measures the strength and direction of a linear relationship between two variables, with a value ranging from -1 to +1.