An investigation of the effectiveness of a training program to improve customer relationships included a pre-training and post- training customer survey. To compare the differences, they computed (post-training survey score - pre-training survey score). Nine customers were randomly selected and completed both surveys. The results are shown below. Customer A B C D E F G H I Pre-survey 16 15 19 17 16 18 20 13 16 Post-survey 18 16 16 17 19 20 20 16 14
An investigation of the effectiveness of a training program to improve customer relationships included a pre-training and post- training customer survey. To compare the differences, they computed (post-training survey score - pre-training survey score). Nine customers were randomly selected and completed both surveys. The results are shown below. Customer A B C D E F G H I Pre-survey 16 15 19 17 16 18 20 13 16 Post-survey 18 16 16 17 19 20 20 16 14
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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![An investigation of the effectiveness of a training program to improve customer relationships included a pre-training and post-
training customer survey. To compare the differences, they computed (post-training survey score - pre-training survey score).
Nine customers were randomly selected and completed both surveys. The results are shown below.
Customer
A
B
C
D
E
F
G
H
I
Pre-survey
16
15
19
17
16
18
20
13
16
Post-survey
18
16
16
17
19
20
20
16
14](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F09529261-a150-4b11-9f73-a9f54d93ca3e%2F8325404f-6f7b-4728-a3c0-93835d939318%2F61nabah_processed.png&w=3840&q=75)
Transcribed Image Text:An investigation of the effectiveness of a training program to improve customer relationships included a pre-training and post-
training customer survey. To compare the differences, they computed (post-training survey score - pre-training survey score).
Nine customers were randomly selected and completed both surveys. The results are shown below.
Customer
A
B
C
D
E
F
G
H
I
Pre-survey
16
15
19
17
16
18
20
13
16
Post-survey
18
16
16
17
19
20
20
16
14
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