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SE4 Seminar 7
rules of engagement no computer or no power no lesson
no SPSS no lesson no homework done no lesson
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IN-CLASS TEST
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In-class test week 5
via researchmethods.nl ( link) on Moodle
http://www.researchmethods.nl/http://www.researchmethods.nl/
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FEEDBACK
TEAM ASSIGNMENT
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MULTIVARIATE ANALYSISBryman (chapter 14, pages 330-332)
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Bryman page 330-332 6
Multivariate analysis
1. Analysis of single variables2. Bivariate analysis
(simultaneous analysis of two
variables)3. Multivariate analysis (simultaneous analysis of
three or more variables)
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Functions of a third variable
1. Could the relation be spurious?2. Could there be an
intervening variable?3. Could a third variable moderate the
relationship?
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1. Spurious correlation
age
income voting behavior
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1. Spurious correlation: Classic example
low
urbanization
storks high birth rate
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Bryman page 331 10
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2. Intervening variable
training performancebored
training
p e r f o r m a n c e
+ -
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2. Intervening variable: Correlations
performance training bored tired
performance -.50 -.70 .00
training -.50 .70 .00
bored -.70 .70 .00
tired .00 .00 .00
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Bryman page 331-332 12
3. Third variable as moderator
training performance
p e r f o r m a n c e
training
(weak negative correlation)
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3. Third variable as moderator
training performance
p e r f o r m a n c e
training
(weak negative correlation)
gender
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3. Third variable as moderator
training performance
p e r f o r m a n c e
training
gender
(weak negative correlation)
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3. Third variable as moderator
training performance
p e r f o r m a n c e
training
male
(strong negative correlation)
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3. Third variable as moderator
training performance
p
e r f o r m a n c e
training
gender
(weak negative correlation)
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3. Third variable as moderator
training performance
p
e r f o r m a n c e
training
female
(no correlation )
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Homework team assignment
Check that all your lime questions have meaningful labels
(questioncode)
Click on the browse responses for this survey button (on the
secondtoolbar)
Click display responses to visually inspect them, remove any
testresponses.
Click export results to application Leave all options as is
question codes, full answers, microsoft excel Open file in excel
and save under another name, close the
worksheet In SPSS, go to File: read text data and select
microsoft excel files
as the type Open your result file in spss and save as an spss
file
