Examlex
Evaluate the expression.
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Coefficient Of Determination
A measure used in statistical analysis to assess the goodness of fit of a model, represented as the proportion of variance in the dependent variable that is predictable from the independent variable(s).
Pearson Correlation Coefficient
A measure of the linear correlation between two variables X and Y, giving a value between -1 and 1 which indicates the strength and direction of the correlation.
Sum Of Squares
A statistical measure that quantifies the variation within a set of numbers, calculated as the sum of the squared differences from the mean.
Least Squares Estimates
The estimates of the parameters in a regression model obtained by minimizing the sum of squared differences between observed and predicted values.
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