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.
They are called variables, and there are three forms. The dependent variable is the result of the experiment or function. The independent variable is the one that is deliber â¦ ately changed to observe the effect on the dependent variable.The controlled variables should be maintained constant during the experiment so as not to influence the result.f there is a factor that confuses the result of an experiment, I would call that a design flaw in the experiment. It might also be an uncontrolled variable.