linear extrapolation

noun

1. Statistics, Mathematics. extrapolation using a linear equation to estimate the value of a variable or function outside the tabulated or observed range.

Word History and Origins

Origin of linear extrapolation¹

First recorded in 1895–1900

Example Sentences

"If we do a fairly simple linear extrapolation, and if we look at the current level of emissions and current level of warming, we will hit 1.5C sometime in the early 2030," said Samantha Burgess.

From BBC

For trials in which the joystick was released before the occurrence of frequency f0, we used linear extrapolation to determine when f0 would occur if the frequency continued increasing with the average speed of the trial.

From Nature

“Resource development spending was based on a linear extrapolation of demand from China, which has just proven far too optimistic,” says Jason Thomas, director of research at Carlyle Group, a private-equity firm.

From Wall Street Journal

He concluded that, as the ice melted, primary production would rise by only 11%, not 300%, as a linear extrapolation would suggest.

From Economist

For example, every motor vehicle driving on the roads today is simply a linear extrapolation of the model T Ford, that has become more and more complex without actually qualitatively changing that manufacturing process.

From BBC