It is the set of all the first elements in the ordered pair.Group of answer choicesRangeGraphDomainSet Roster

In python it is an unordered collection of data values.Group of answer choicesItemsTupleListDictionary

The first part of the name in the nomenclature is the Group of answer choicesOrderSpeciesGenusFamily

___ is the set of all the elements of interest.Group of answer choicespopulationsampleelementframe

It is a sub-collection of elements coming from a certain population.Group of answer choicesSamplePopulationDataSets

______ is a list of the elements that the sample will be selected fromGroup of answer choicesObservationSampleElementsFrame