SAS Global Forum 2008 presentation

Reliability and Validity testing using SAS/STAT Andrea Roofe Ph.D. Candidate, Florida International University SAS ® Student Ambassador 2008

Reliability ,[object Object],10 lbs of feathers 10 lbs of steel =

Validity ,[object Object],[object Object],[object Object]

Research Questions ,[object Object],[object Object],[object Object],[object Object]

The Process ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Instrument Development ,[object Object],[object Object],[object Object],[object Object],[object Object]

Descriptives ,[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Reliability Analysis Code ,[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Factor Analysis Factor 1 Factor 2 Variable 1 Variable 2 Variable 3 Variable 4 Variable 5 Variable 6 Variable 7

Factor Analysis options ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Factor Analysis ,[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Factor Analysis Results ,[object Object],[object Object],[object Object],[object Object]

Logistic Regression ,[object Object],[object Object],[object Object]

Logistic Analysis Code ,[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Discriminant Analysis ,[object Object],[object Object],[object Object]

Discriminant Analysis Code ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Discriminant Analysis-Selection of Significant Variables ,[object Object],[object Object],[object Object],[object Object],[object Object]

Study Conclusions ,[object Object],[object Object],[object Object],[object Object],[object Object]

Methodology Summary ,[object Object],[object Object],4. Validity Task Step SAS Tool PROC CORR, ALPHA 3. Data Reduction PROC FACTOR PROC DISCRIM PROC LOGISTIC

SAS Global Forum 2008 presentation

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Editor's Notes