extrapolation

US /ɪkˌstræp.əˈleɪ.ʃən/
UK /ɪkˌstræp.əˈleɪ.ʃən/
"extrapolation" picture
1.

外挿, 推定

the action of estimating or concluding something by assuming that existing trends or facts will continue or apply to an unknown situation

:
The report's conclusions were based on an extrapolation of current data.
報告書の結論は、現在のデータの外挿に基づいていた。
It's a reasonable extrapolation given the circumstances.
状況を考えると、それは合理的な外挿だ。