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residual
mathematics
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least squares method
- In statistics: Least squares method
…regression equation is called a residual. The least squares method chooses the parameter estimates such that the sum of the squared residuals is minimized.
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regression analysis
- In statistics: Residual analysis
The analysis of residuals plays an important role in validating the regression model. If the error term in the regression model satisfies the four assumptions noted earlier, then the model is considered valid. Since the statistical tests for significance are also based on…
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