statistics question for a psychology course
og14
psy838.r.quantitativemeasuresdata_11-08-2012.docx
College of Doctoral Studies
PSY-838 Quantitative Measures Data
To carry out a validation study, an I/O psychologist is developing a regression equation from data collected from those hired two years ago. Specifically, the I/O psychologist is examining the relationship between extraversion, cognitive skills, and communication ability on sales performance (the dependent measure). The data are shown below.
|
Extraversion |
Cognitive Skills |
Communication Ability |
Sales Performance $ |
|
6 |
10 |
19 |
21000 |
|
5 |
10 |
14 |
21000 |
|
5 |
8 |
14 |
22000 |
|
3 |
7 |
13 |
15000 |
|
7 |
14 |
16 |
22000 |
|
4 |
9 |
11 |
17000 |
|
6 |
9 |
15 |
28000 |
|
5 |
9 |
10 |
19000 |
|
5 |
11 |
20 |
16000 |
|
5 |
10 |
17 |
18000 |
Currently, the same I/O psychologist must make a decision about which two applicants to hire for sales positions. There are 10 applicants for the position, who completed quantitative measures on the same predictors above. The data are shown below.
|
Applicant |
Extraversion |
Cognitive Skills |
Communication Ability |
|
John Smith |
5 |
9 |
17 |
|
Jane Doe |
4 |
6 |
11 |
|
Burt McIntyre |
7 |
13 |
19 |
|
Elizabeth Reddin |
3 |
5 |
7 |
|
James Golstein |
6 |
12 |
15 |
|
Shawn George |
4 |
10 |
7 |
|
Susan Williams |
3 |
6 |
8 |
|
Jose Valencia |
5 |
10 |
12 |
|
Levi Ogletree |
6 |
14 |
20 |
|
Pat Sylvester |
2 |
8 |
6 |
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© 2012. Grand Canyon University. All Rights Reserved.
