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least squares |
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least squares a method of regression analysis. The line on a graph that best summarizes the relationship between two variables is the one that ensures that there is the least value of the sum of the squares of the deviation between the fitted curve and each of the original data points. |
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And this was regarded in astronomical circles as little short of a miracle, such that Gauss became famous overnight and his principle of least squares came to be one of the most important tools in further scientific discoveries. Occasionally some advanced topics, such as ordinary least squares regression, are introduced without enough preparatory information. In an ordinary least squares regression analysis that controlled only for demographic characteristics, the higher the sexual media diet score, the more precoital behaviors black teenagers reported at follow-up. |
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least squares
