dummy variable
noun Date: 1957 an arbitrary mathematical symbol or variable that can be replaced by another without affecting the value of the expression in which it occurs

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • Dummy-Variable — Als Dummy Variable (selten Scheinvariable[1] oder Stellvertreter Variable, engl.: dummy variable, auch kurz Dummy) bezeichnet man in der statistischen Datenanalyse eine binäre Variable mit den Ausprägungen 1 und 0 (ja nein Variable), die als… …   Deutsch Wikipedia

  • Dummy variable — The term dummy variable can refer to either of the following: Bound variable – in mathematics and computer science, a placeholder variable; Dummy variable (statistics) – an indicator variable. This disambiguation page lists articles associated… …   Wikipedia

  • dummy variable — fiktyvusis kintamasis statusas T sritis informatika apibrėžtis ↑Kintamasis, kurio reikšmė nėra panaudojama. Pavyzdžiui, gali būti vartojamas nereikalingiems failo duomenims, esantiems tarp reikalingų, perskaityti, o tada juos praleisti, kaip… …   Enciklopedinis kompiuterijos žodynas

  • dummy variable — dummy variables …   Dictionary of sociology

  • dummy variable — arbitrary mathematical symbol or variable employed for temporary purposes …   English contemporary dictionary

  • dummy variable — noun : an arbitrary mathematical symbol or variable that can be replaced by another without affecting the value of the expression in which it occurs compare umbral symbol …   Useful english dictionary

  • Dummy variable (statistics) — In statistics and econometrics, particularly in regression analysis, a dummy variable (also known as an indicator variable) is one that takes the values 0 or 1 to indicate the absence or presence of some categorical effect that may be expected to …   Wikipedia

  • Dummy — may refer to: Military dummy: dummy round a cartridge that is inert, i.e. contains neither primer nor gunpowder decoy fake military equipment intended to deceive the enemy Crash test dummy, a full scale replica of a human being, weighted and… …   Wikipedia

  • Dummy — [ˈdʌmɪ] (engl. für Attrappe) bezeichnet: eine Attrappe für künstlerische Zwecke oder Tests Crashtest Dummy, eine mit zahlreichen Sensoren ausgestattete Puppe in Form eines Menschen oder Tieres, die bei der Unfallforschung (Crashtests) von Fahr… …   Deutsch Wikipedia

  • dummy variables — In quantitative data analysis, researchers are sometimes interested in the implications of non interval level variables for a dependent variable , as for example in the case of the relationship between sex and income. Although regression analyses …   Dictionary of sociology

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