Answered: Test Production Rating Test Production…

Practical Management Science

6th Edition

ISBN:9781337406659

Author:WINSTON, Wayne L.

Publisher:WINSTON, Wayne L.

Chapter2: Introduction To Spreadsheet Modeling

Section: Chapter Questions

Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...

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Question

A manufacturing firm has developed a skills test, the scores from which can be used to predict workers’ production rating factors. Data on the test scores of various workers and their subsequent production ratings are shown.
a. Using POM for Windows’ least squares-linear regression module, develop a relationship to forecast production ratings from test scores.
b. If a worker’s test score was 80, what would be your forecast of the worker’s production rating?
c. Comment on the strength of the relationship between the test scores and production ratings.

Test Production
Rating
Test Production
Rating
Worker Score
Worker Score
A
53
45
K
54
59
B
36
43
L
73
77
88
89
M
65
56
D
84
79
N
29
28
86
84
52
51
F
64
66
P
22
27
G
45
49
76
76
H
48
48
R
32
34
39
43
S
51
60
J
67
76
37
32
E.

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