# linear regression

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Related to Best fit line: linear regression
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 Noun 1 linear regression - the relation between variables when the regression equation is linear: e.g., y = ax + brectilinear regressionstatistics - a branch of applied mathematics concerned with the collection and interpretation of quantitative data and the use of probability theory to estimate population parametersregression toward the mean, simple regression, statistical regression, regression - the relation between selected values of x and observed values of y (from which the most probable value of y can be predicted for any value of x)regression coefficient - when the regression line is linear (y = ax + b) the regression coefficient is the constant (a) that represents the rate of change of one variable (y) as a function of changes in the other (x); it is the slope of the regression line
References in periodicals archive ?
Correlation between AFB1 ([micro]g/L-1) and ALT ([micro]/L) with best fit line curve (positive correlation)
Reproduced with permission.) (b) The log [L.sub.iso]-log [[tau].sup.*.sub.RT] correlation with the best fit line. (Figure after Xiao and Schaefer ; see Figure 3 therein.
In order to compute the gain and offset error of this ADC, the best fit line for ideal and actual ADC transfer characteristics is plotted.
The AEI was measured on lateral digital skull images as the angle between the best fit line drawn along the posterior wall of the articular eminence and the Frankfurt horizontal plane.
Some data points did not fall on the best fit line. These outliers indicate parameter effects.
Normally, we draw the line with a ruler without verifying mathematically that the line is truly the best fit line. However, it is possible that this ruler-drawn line is not the best fit line.

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