PSYCH 3090 Lecture Notes - Lecture 39: Performance Appraisal, Psych, Analysis Of Variance

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1 Sep 2015
Department
Professor
12/6/14
Psych 309
Day 39
Example
Each of 16 human resource (HR) managers review the performance appraisal of one
(fictitious) employee
The performance appraisal that each HR manager reviews is actually the same except that
the gender of the employee is either male or female. (The name of the employee is not
provided)
In the appraisal, there is a description of the employee’s typical behavior. However, in the
description, the employee either helps a coworker or does not help a coworker
Help Did Not Help
Female Employee
Male Employee
Row Sum of Squares (SSR)
o
́
XŔ
X¿2
¿
SSR=
nR
All Scores
¿
o
45.625 ¿2
7.255.625 ¿2
(8)¿
(8)¿+¿
¿¿
o
¿42.25
*Will skip next section on test*
Effect Size in Two Way ANOVA (won’t be on test)
Eta-squared: Measure of association between the IV and DV
Interaction (know definition)
Ordinal Interaction
oThe relative ranks for levels of one factor are the same at all levels of the other
factor (i.e., lines do not cross)
Parallel Lines
Disordinal Interaction:
oThe relative ranks for the levels of one factor differ across levels of the second
factor (i.e., lines cross)
Perpendicular Lines
Exam
16 multiple choice
2 pages of short answers
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