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Published byNoreen Hoover Modified over 9 years ago
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SPSS Overview
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The opening screen 2
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The SPSS windows 3
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Obtain the data Download the Demo File from the data folder in the course Blackboard site Save it on the desk top Open the saved file with SPSS PASW (SPSS) 4
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Data Editor Variable descriptions Drop down menus Action buttons PASW (SPSS) 5
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Data Editor Action buttons PASW (SPSS) 6
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SPSS Viewer Drop down menus Action buttons Navigation window Output window 7
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SPSS Viewer – export results 8
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9 PASW (SPSS)
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Syntax Editor Drop down menus Action buttons Navigation window Syntax window 10
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HELP! PASW (SPSS) 11
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Customizing SPSS 12 PASW (SPSS)
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DATA MANAGEMENT WITH SPSS 13
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Data management with SPSS Read an existing data set – Action buttons: Open data document button – Menu: File → Open → Data Entering data –Menu: File → New → Data Select a subset of the data –Action buttons: Select cases button –Menu: File → Data → Select cases 14
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Select all the data for the Ottawa-Gatineau CMA PASW (SPSS) Close the original data set once the subset has been created. 15
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Additional hints on data management Defining variable labels – VARIABLE LABELS varname ‘variable label’. Define variable level of measurement – VARIABLE LEVEL varname (NOMINAL). Define values for code-set – VALUE LABELS varname 1 ‘label1’ 2 ‘label2’... 16
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Merging datasets Add new variables or add new cases Both datasets must be open at the same time Select one dataset to be the “master” – The second dataset will be the source of the new cases or new variables BOTH datasets must have the same unique case (or record) identifier. 17
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How to add a variable 18 PASW (SPSS)
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UNIVARIATE STATISTICS 19
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Measures of central tendency Menu: Analyze → Descriptive Statistics → Frequencies 20
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Alternative method to obtain descriptive statistics 21
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Statistics and chart options 22
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Do females have a higher after-tax income than males? 23
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BI-VARIATE ANALYSIS 24
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Cross-tabulations Specify cell-level statistics – Row, column and total % – Chi-square – Other measures of association – Measures of correlation 25
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Do women travel further to get to work? 26
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