noun
base rate; basic rate
Technical term used in statistics, finance, and decision-making to refer to a baseline probability or rate before adjustments.
ベイズ推定では基礎率を考慮する必要がある。
In Bayesian estimation, it is necessary to take the base rate into account.
この病気の基礎率は非常に低い。
The base rate of this disease is very low.
Compound of 基礎 (kiso, 'foundation, basis') and 率 (ritsu, 'rate, proportion').