noun, noun or participle which takes 'suru'
Technical term used in statistics, economics, and planning for estimating values beyond known data points or projecting future trends.
過去のデータから将来の人口を拡大推計する。
We project the future population by extrapolating from past data.
このグラフは拡大推計に基づいている。
This graph is based on extrapolation.