Linear regression

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Linear regression

A statistical technique for fitting a straight line to a set of data points.

Linear Regression

A statistical technique in which one takes a set of data points and plots them on a line. Linear regression is used to determine trends in economic data. For example, one may take different figures of GDP growth over time and plot them on a line in order to determine whether the general trend is upward or downward.
References in periodicals archive ?
After 8 scores were collected, if the line of best fit was flatter than the goal line, the teacher introduced a teaching change to improve the rate of progress, and collected 8 new scores.
Move to the right end of the x-axis on graph 1 (for longer duration of exercise) and then move up to the line of best fit.
9397, showing excellent correlation between the data and the line of best fit, or PCL.
On top of each I have superimposed a line of best fit - the curve that captures most accurately the underlying trend.