SPSSLab_2_Briefing-SPRING2019.pdf

SPSSLab#2:DefiningVariablesandRunningPaired/Dependentsamplest-testwithStandardizedScales

Step#1:Definevariables(participantID&scaleitem#sforpre-andpost-tests)in“VariableView”tab.Then,enterdatafrompre-andpost-

testsin“DataView”tab

Step#2:Reversecoding(Note:dothisforBOTHpre-andpost-testitemsthatneedreversecoding)

1=4

2=3

3=2

4=1

Step#3:Computea‘totalscalescore’foreachparticipantonBOTHpre-testandpost-testmeasures(Clickon“Transform”,then“ComputeVariable”)

Step#4:RunyourPairedSamplest-test

Item1+Item2+Item3+…Item10

Step#5:InterpretyourOutputfile

Step#6:Write-uptemplate

Apaired-samplest-testwasconductedtotestthehypothesisthat(H1here).Thedependentvariablewas(DVhere),asmeasuredbythe(describescale,rangeofscores;interpretationofscores).Theindependentvariablewas(IVhere).Thescalewasadministeredto(insertparticipantsamplehere)(N=?here),beforeandafterthe(insertinterventionhere).The(insertinterventionhere)demonstrateda(insertimpact/relationshiphere),t(X)=-X.XXX,p=.XXX.Participantsdemonstrated(describeconstructandMean(M=X)differencesatpre-andpost-testhere).Resultssuggestthat(describeoverallconclusion/generalizationsthatcanbemadeabouttheimpactofthespecificinterventiononyourconstruct/specificpopulation).