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Least-squares fitting of a straight line
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References
1968
Year
Geometric ModelingNumerical AnalysisGeometric InterpolationBest Straight LineEngineeringStatistical ErrorsCalibrationNatural SciencesLeast-squares FittingInverse ProblemsCurve FittingCurve ModelingComputational GeometryApproximation TheoryLeast Squares
An efficient method is given for computing the best straight line by least squares when there are statistical errors in both coordinates. Exact expressions are obtained for the variances of the slope and intercept.