Ann Arbor ASA ‘Up and Running’ Series: SPSS

Ann Arbor ASA‘Up and Running’ Series:

SPSS

Prepared by volunteers of the Ann Arbor Chapter of the American Statistical Association,

in cooperation with the Department of Statistics and the Center for Statistical Consultation and Research

of the University of Michigan

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Content

• Introduction• User interface• Examining data• Manipulating data• Statistics• Syntax• Resources

Ann Arbor ASA 'Up and Running Series': SPSS

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Introduction

• SPSS: ‘Statistical Package for the Social Sciences’• Industry standard in fields such as marketing• Good data management capabilities• Large variety of statistical procedures


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Initialize SPSS

• Start All Programs

SPSS Inc

PASW Statistics 18


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SPSS User InterfaceData


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SPSS User Interface Type New Data


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SPSS User InterfaceExisting Data


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SPSS User Interface Existing Data


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SPSS User Interface Existing Data


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SPSS User Interface Open EXCEL


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• Format for ease of import:– Variable names in first row. – Each column is one variable– Don’t mix text and numbers.– One row per case.

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SPSS User Interface Import EXCEL Using Database Wizard


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Change to 20


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SSPSS User Interface Import EXCEL Using Database Wizard


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SPSS Examining Data Overview

• Analyze– Reports

• Case Summaries– Descriptive Statistics

• Explore

• File– Data File Information


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SPSS Examining Data Case Summaries

• Analyze Reports Case SummariesAnn Arbor ASA 'Up and Running Series': SPSS

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SPSS Examining Data Case Summaries


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SPSS Examining Data Explore

• Analyze Descriptive Statistics Explore• Display: Both


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SPSS Manipulating DataOverview

• Sort– Cases– Variables

• Split File• Select Cases• Compute new variables• Recode variables into:

– Same Variables– Different Variables


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SPSS Manipulating DataSort Cases

• Data Sort Cases Sort by: ‘Age’ OKAnn Arbor ASA 'Up and Running Series': SPSS

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SPSS Manipulating DataSort Variables

• Data Sort Variables Sort Variable View – Variable View Columns: ‘Name’

• OKAnn Arbor ASA 'Up and Running Series': SPSS

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SPSS Manipulating DataSplit File

• Data Split File – Compare groups

• Groups Based on: ‘Sex’• Sort file by grouping

variables

• OK


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SPSS StatisticsOverview

• Analyze menu– Descriptive Statistics– Compare Means– General Linear Model– Correlate– Regression– … and many more!


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SPSS Statistics Frequencies

• Analyze Descriptive Statistics Frequencies – Display frequency tablesAnn Arbor ASA

'Up and Running Series': SPSS

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SPSS StatisticsFrequencies

• Frequencies Statistics – Dispersion: Range, Minimum, Maximum

• ContinueAnn Arbor ASA 'Up and Running Series': SPSS

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SPSS StatisticsFrequencies


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SPSS Statistics Descriptives

• Analyze Descriptive Statistics Descriptives • NOTE: SPSS select ONLY continuous variablesAnn Arbor ASA 'Up and Running Series': SPSS

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SPSS StatisticsDescriptives

• Descriptives Options – Mean– Dispersion: Std. deviation, Minimum, Maximum– Display Order: Variable list


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SPSS StatisticsDescriptives


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SPSS StatisticsCorrelate

• Compute Pearson Correlation Coefficients• Analyze Correlate Bivariate


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SPSS Statistics Correlate


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SPSS Statistics Regression

• Run a regression–Use options to save residuals and

predicted values in an output dataset– Include a residual plot

• Analyze Regression Linear


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SPSS StatisticsRegression


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SPSS Statistics Regression

• Assess normality of residuals stored in the output dataset• Linear Regression Plots

– DEPENDNT X:– *SRESD Y:– Produce all partial plots– Standardized Residual Plots: Normal probability plot


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SPSS SyntaxOverview

• Text file written in command language– Save tasks– Automate tasks– Modify as required

• Syntax window– Existing: File Open Syntax– New: File New Syntax

• Build syntax file– Paste command syntax from dialog boxes– Copy syntax from the output log, or notes


SPSS Syntax

• File Open Syntax


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SPSS SyntaxFrom Dialog Boxes

• Analyze Descriptives Crosstabs…. Paste


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SPSS Syntax From Dialog Boxes

• File Open Syntax


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SPSS SyntaxFrom Output Viewer ‘Notes’

• SPSS PASW Viewer double click on Notes to expand blockclick once on desired text Edit Copy


SPSS SyntaxFrom Output Viewer ‘Notes’

• Select all the syntax statement, including the period


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SPSS SyntaxFrom the Output Viewer ‘Notes’

• File New Syntax • Paste syntax from SPSS PASW Viewer


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Questions


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ResourcesTraining from CSCAR

http://www.umich.edu/~cscar/• Statistics: A Review• Introduction to SAS• Introduction to SPSS• Statistical Analysis with R• Regression• Topics in SPSS: Data Management and Macros, and Advanced Statistical Models• Randomized Controlled Trials: Scientific and Ethical Principles• Data Visualization Using Tableau Public Software 6.0• Introduction to Programming in Stata• Using ArcGIS• Application of Hierarchical Linear Models• Introduction to NVivo• Exploring Spatial Statistics in GIS• Text Mining with Common Digital Documents


http://www.umich.edu/~cscar/

http://www.umich.edu/~cscar/

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Resources• SPSS Students Support:

– http://support.spss.com/newSupport/Student/Studentdefault.asp

• UCLA:– http://www.ats.ucla.edu/stat/spss/

• Texas A&M:– http://www.stat.tamu.edu/spss.php

• Harvard/MIT:– http://data.fas.harvard.edu/projects/SPSS_Tutorial/spsstut.shtml


http://support.spss.com/newSupport/Student/Studentdefault.asp

http://support.spss.com/newSupport/Student/Studentdefault.asp

http://www.ats.ucla.edu/stat/spss/

http://www.ats.ucla.edu/stat/spss/

http://www.stat.tamu.edu/spss.php

http://www.stat.tamu.edu/spss.php

http://data.fas.harvard.edu/projects/SPSS_Tutorial/spsstut.shtml

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ResourcesAnn Arbor ASA Workshops

@ Angell Hall, Computer Lab D, from 7-9 PM (also known as Mason 444-D)

• JMP• R • SAS• Stata • Statistics with Excel • MS Access
