ByDr. E. Kanagaraj

Department of Social WorkSchool of Social Sciences

Mizoram UniversityAizawl -796 009.

DataWhat is Data?What are its Types?Primary vs SecondaryQuantitative Vs Qualitative

Types of Data

Primary Data and Secondary Data :

Crossectional, Time Series and Pooled Data

VariableWhat is Variable?Continuous and DiscreteMetric and Non-metricIndependent, Dependent and Mediating

Data ProcessingEditing Coding : Code Book Data Entry: Master Chart Data Cleaning

Why Computer in Data Processing and AnalysisTimeResourcesEnergyErrorsUse of Advanced Tools

Multivariate TechniquesDifficult?

CodingAssigning numerals and LabelingStructured, Pre-coded InstrumentsUnstructured QuestionsCoding according to research objectiveNumerical coding most appropriate

Data EntryMaster Chart or Table Variables in Column Cases in RowsData entry in Ms Excel Integration of Code Book and MasterReading Excel Data in SPSS

Data CleaningCorrecting Errors in Data Entry

Maximum, Minimum, Frequency etc

Sorting and Correcting

Data AnalysisWhat is analysisExplaining the one with the otherAssociation Relationship: Linear vs Non linearComparison: Two or More GroupsHypothesis Testing

Choice of TechniquesSampling Design : Random Vs Non random

Nature of Variable : Nominal, Ordinal, Interval

Number of VariablesNumber of Cases : Sample Size

Descriptive StatisticsAim to describe the characteristics

Measures of Central Tendency

Measures of Dispersion

Inferential StatisticsParameter – Population measureStatistic – Sample measureUnivariateBivariateMultivariate

ContactDr.E.Kanagaraj

mekanagaraj@gmail.comCell:9436362333

THANK YOU