Date post: | 02-Jan-2016 |
Category: |
Documents |
Upload: | noreen-hoover |
View: | 226 times |
Download: | 3 times |
SPSS Overview
The opening screen
2
The SPSS windows
3
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
Data EditorVariable
descriptions
Drop down menus
Action buttons
PASW (SPSS)
5
SPSS ViewerDrop down
menus Action buttons
Navigation window
Output window
7
SPSS Viewer – export results
8
Syntax EditorDrop down
menus
Navigation window
Syntax window
10
HELP!
PASW (SPSS)
11
DATA MANAGEMENT WITH SPSS
13
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
Select all the data for the Ottawa-Gatineau CMA
PASW (SPSS)
Close the original data set once the subset has been created.
15
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
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
UNIVARIATE STATISTICS
19
Measures of central tendency Menu: Analyze → Descriptive Statistics → Frequencies
20
Alternative method to obtain descriptive statistics
21
Statistics and chart options
22
Do females have a higher after-tax income than males?
23
BI-VARIATE ANALYSIS
24
Cross-tabulations
• Specify cell-level statistics– Row, column and total %– Chi-square– Other measures of
association– Measures of correlation
25
Do women travel further to get to work?
26