Examlex
A nation that wants to invest in more newly created capital in the present must be willing to forgo
present consumption.
Regression Line
A straight line that best fits the data points in a scatter plot, showing the relationship between an independent variable and a dependent variable.
Practical Model
A practical model is an applied or practical representation designed to solve real-world problems or to make predictions about events in everyday practical contexts.
Sum of Squares for Regression
A measure of the variation explained by the regression line, indicating the goodness of fit of the model.
Sum of Squares for Error
The sum of the squared differences between the observed value and the estimated value in a dataset, reflecting the discrepancy or error within the model used.
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