Abstract
The linear regression of one variable on the other is reviwed, together with its statistical analysis.
The adjustment of both variables is reduced to the previous regression. The mathematical form of the straight line is independent of the relative weight of the two variables. Only the adjusted coordinates vary, along the line, in proportion to that weight.
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References
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D. SHARNI: “On the line-fit of two observed variables”. Paper presented at FIG XIII Congress, Wiesbaden, Germany, September 1971.
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Sharni, D. On the least-squares adjustment of a straight line. Bull. Geodesique 103, 25–30 (1972). https://doi.org/10.1007/BF02522113
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DOI: https://doi.org/10.1007/BF02522113