WITH CORRECT ANSWERS
StatisticsH-
HCORRECTHANSWERtheHscienceHoff Hcollecting,Horganizing,Hsummarizing,HandHanalyzin
gHinformationHtoHdrawHconclusionsHorHanswerHquestions;HaboutHprovidingHaHmeasureHofHc
onfidenceHinHanyHconclusions
PopulationH-HCORRECTHANSWERtheHentireHgroupHtoHbeHstudied
IndividualH-
HCORRECTHANSWERaHpersonHorHobjectHthatHisHaHmemberHofHtheHpopulationHbeingHstudi
ed
SampleH-HCORRECTHANSWERaHsubsetHofHtheHpopulationHthatHisHbeingHstudied
StatisticH-HCORRECTHANSWERaHnumericalHsummaryHofHaHsample
DescriptiveHstatisticsH-
HCORRECTHANSWERconsistHofHorganizingHandHsummarizingHdata;HdescribeHdataHthrou
ghHnumericalHsummaries,Htables,HandHgraphs
InferentialHstatisticsH-
HCORRECTHANSWERusesHmethodsHthatHtakeHaHresultHfromHaHsample,HextendHitHtoHtheHp
opulation,HandHmeasureHtheHreliabilityHofHtheHresult
ParameterH-HCORRECTHANSWERaHnumericalHsummaryHofHaHpopulation
VariablesH-
HCORRECTHANSWERtheHcharacteristicsHofHtheHindividualsHwithinHtheHpopulation
QualitativeHVariablesH-
HCORRECTHANSWERalsoHcalledHcategoricalHvariables;HallowHforHclassificationHofHindivid
ualsHbasedHonHsomeHattributeHorHcharacteristic
QuantitativeHVariablesH-
HCORRECTHANSWERprovideHnumericalHmeasuresHofHindividuals;HcanHbeHaddedHorHsubt
ractedHandHprovideHmeaningfulHresults
ApproachH-
HCORRECTHANSWERaHwayHtoHlookHatHandHorganizeHaHproblemHsoHthatHitHcanHbeHsolved
DiscreteHVariableH-
HCORRECTHANSWERaHquantitativeHvariableHthatHhasHeitherHaHfiniteHnumberHofHpossibleH
valuesHorHaHcountableHnumberHofHpossibleHvalues;HcannotHtakeHonHeveryHpossibleHvalueH
betweenHanyHtwoHpossibleHvalues
ContinuousHVariableH-
HCORRECTHANSWERaHquantitativeHvariableHthatHhasHanHinfiniteHnumberHofHpossibleHval
uesHthatHareHnotHcountable;HmayHtakeHonHeveryHpossibleHvalueHbetweenHanyHtwoHvalues
DataH-HCORRECTHANSWERtheHlistHofHobservedHvaluesHforHaHvariable
QualitativeHDataH-
HCORRECTHANSWERobservationsHcorrespondingHtoHaHqualitativeHvariable
QuantitativeHDataH-
HCORRECTHANSWERobservationsHcorrespondingHtoHaHquantitativeHvariable
DiscreteHDataH-HCORRECTHANSWERobservationsHcorrespondingHtoHaHdiscreteHvariable
ContinuousHdataH-
HCORRECTHANSWERobservationsHcorrespondingHtoHaHcontinuousHvariable