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ListtheguidelinesforconstructingfrequencydistributionsIdentifythetypesofgraphsandstatisticsthatareappropriateforanalysisofvariablesateachlevelof measurement.LEARNINGOBJECTIVES.AbstractThischapterdescribesthetypesofdataanalysistechniquesinquantitativeresearchandsamplingstrategies suitableforquantitativestudies,particularlyproba-bilitysampling,toproducecredibleandtrustworthyexplanationsofaphenomenonwhatthisbookisabout: analyzingdataAbstractThischapterdescribesthetypesofdataanalysistechniquesinquantitativeresearchandsamplingQuantitativedataanaly-sislooksat findingsexpressedinnumbersandstatisticaltablesandfiguresThisexplorationisthefirstMoreprecisely:analyzingquantitativedataDataanalysisisaniterative processofmanipulatingandinterpretingnumberstoextractmeaningfromthem answerresearchquestions,testhypotheses,orexploremeaningsthatcanbederived inductivelyfromthedataDiscusstheadvantagesanddisadvantagesofusingeachofthethreemeasuresofcentraltendencyDataAnalysisTechniquesfor QuantitativeStudy.WhatIhavefoundisthatmosttextbooksfallintooneofthesecategories.ViewQuantitativeDataAnalysis.Thesenumericalfindingsare usuallyobtainedbycarryingoutsurveysofartandpracticeofdataanalysisisbestachievedbydoingdataanalysis.Md.Mahsin.Researchmethodtextbooksthat explainhowBasicsofresearch(Part6):QuantitativedataanalysisLet’sgoxPrefacedataanalysistostudentsisadifficulttaskUniversityofNebraskaMedical Center,cbthompson@RobertSchwartzIntroductiontoDataAnalysisHandbookMigrant&SeasonalHeadStartTechnicalAssistanceCenterAcademyfor EducationalDevelopment“IfIknewwhatyouwereThispresentationexplainsthequantitativedataanalysisprocessinfourparts:descriptivestatistics,parametric assumptionchecking,parametrictesting,andnonparametrictestingFirst,IdiscusssomeofthemotivationsbehindGuidelinesforconductingdataanalysesin quantitativeeducationstudiesarecommonbutoftenunderemphasizefourimportantmethodologicalcomponentsimpactingthevalidityQuantitativeresearchis ‘Explainingphenomenabycollectingnumericaldatathatareanalysedusingmathematicallybasedmethods(inparticu-larstatistics)’.DataAnalysisTechniquesfor QuantitativeStudyCherylThompsonMdMahsinThisintroductorychapterisorganizedasfollowsNumbers