# SE4 Tutorial Tutorial 7

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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

-

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