The crime is murder in these novels, and the plots include accessories such as floor plans, maps, and railway timetables. The appeal of Golden Age fiction is the challenge of the intellectual game.
exogenous variables. (mathematics). In a mathematical model, the independent variables, which are predetermined and given outside the model. 1  Facebook. 2  Twitter.
Endogenous variables designates variables in an economic/econometric model that are explained, or predicted, by that model. Context: The statistical representation and analysis of multivariate systems generally involves a primary division of variates into those which are endogenous and those which are exogenous.