Examlex
If a simple linear regression model is developed based on a sample where the independent and dependent variables are known to be negatively related, then the sum of squares for error will be negative also.
Coefficient Of Correlation
A measure that calculates the strength and direction of a linear relationship between two variables, represented as 'r'.
Dependent Variable
In an experiment or model, it is the variable being tested and measured, which is expected to change as a result of changes in the independent variable(s).
Independent Variable
A variable in an experiment or statistical model that is manipulated or controlled by the experimenter to observe its effect on a dependent variable.
SSE
Sum of Squared Errors; a measure of the discrepancy between the data and an estimation model.
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