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Linear Trend Line
A straight line that best fits the data points in a scatter plot, showing a linear relationship between variables.
Quadratic Model
A mathematical model in which the relationship between the independent variable and the dependent variable is represented by a second-degree polynomial equation.
Mean Absolute Deviation
The average of the absolute differences between each data point in a set of values and the mean of that set.
Sum of Squares
is a statistical technique used to measure the dispersion or variation within a data set, calculated by squaring the differences from the mean and summing them.
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