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In simple linear regression analysis, if the correlation coefficient between the independent variable x and the dependent variable y is -.85, this means that the scatterplot generated by the same data values would show points that would fall on a straight line with slope equal to -.85.
Correlation Coefficient
A statistical measure that calculates the strength and direction of the relationship between two variables.
Linear Regression
A statistical method for modeling the relationship between a dependent variable and one or more independent variables by fitting a linear equation.
Independent Variable
A variable that is manipulated or changed in an experiment to test its effects on dependent variables.
- Appreciate the role of the correlation coefficient in shaping the course of data trends.
- Discern between diverse relationship categories denoted by correlation coefficients.
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Learning Objectives
- Appreciate the role of the correlation coefficient in shaping the course of data trends.
- Discern between diverse relationship categories denoted by correlation coefficients.
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