exogenous variable的用法和樣例：
例句
- Every model includes exogenous and also endogenous variables which must be estimated.
每一個模型都包括需要估計的外生變數和內生變數。 - Audit risk modeling converts audit risk that is disordered and exogenous into an endogenesis variable that can be controlled by auditors.
摘要審計風險模型化將外生的零散化的審計風險轉化為易為審計師控制的內生變數，通過對內生變數的控制實現外生變數的目標。
