identification keysidentification problemsidentityidentity functionidentity mappingidentity matrixidle periodif then testill calibratedill conditioned matrixill conditioned system of equationsillusory associationillusory correlationimage processingimage restoration and reconstructionimaginary observationimbalanceimbalance functionimmigration emigrationimmigration emigration processesimportance of componentsimportance samplingimpossible eventimproper distributionimputationinadmissible decision ruleinbredinbreedingincidence matrixinclusion exclusion methodincome distribution modelsincome inequality measureincompatible eventincomplete beta functionincomplete block designincomplete dataincomplete gamma functioninconsistent biasincursionindependenceindependence theoremindependentindependent classesindependent equationsindependent eventsindependent functionsindependent random variablesindependent variableindexindex numbers