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Z

Z2niSum - Variable in class com.itemanalysis.psychometrics.irt.estimation.RaschFitStatistics

Value in equation that accumulates by calling increment

zeroDensity(double) - Method in interface com.itemanalysis.psychometrics.irt.estimation.ItemParamPrior

zeroDensity(double) - Method in class com.itemanalysis.psychometrics.irt.estimation.ItemParamPriorBeta

zeroDensity(double) - Method in class com.itemanalysis.psychometrics.irt.estimation.ItemParamPriorBeta4

Returns true if density at p is zero

zeroDensity(double) - Method in class com.itemanalysis.psychometrics.irt.estimation.ItemParamPriorLogNormal

Returns true if density at p is zero

zeroDensity(double) - Method in class com.itemanalysis.psychometrics.irt.estimation.ItemParamPriorNormal

Empty method

zSMD() - Method in class com.itemanalysis.psychometrics.cmh.CochranMantelHaenszel

Returns a Z test of the SMD statistic, Z_H(SMD) on page 194 of Zwick and Thayer (1996).

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