An investigation of the effectiveness of a training program to improve customer relationships included a pre-training and a post-training customer survey. To compare the differences, they computed post-training survey score − pre-training survey score. Seven customers were randomly selected and completed both surveys. The results are shown here. Customer Pre-training Survey Post-training Survey A 7 8 B 4 7 C 11 13 D 8 12 E 7 10 F 6 8 G 2 8 What is the value of the test statistic? Multiple Choice 4.262 4.214 4.861 4.766
An investigation of the effectiveness of a training program to improve customer relationships included a pre-training and a post-training customer survey. To compare the differences, they computed post-training survey score − pre-training survey score. Seven customers were randomly selected and completed both surveys. The results are shown here. Customer Pre-training Survey Post-training Survey A 7 8 B 4 7 C 11 13 D 8 12 E 7 10 F 6 8 G 2 8 What is the value of the test statistic? Multiple Choice 4.262 4.214 4.861 4.766
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 a post-training customer survey. To compare the differences, they computed post-training survey score − pre-training survey score. Seven customers were randomly selected and completed both surveys. The results are shown here.
| Customer | Pre-training Survey |
Post-training Survey |
| A | 7 | 8 |
| B | 4 | 7 |
| C | 11 | 13 |
| D | 8 | 12 |
| E | 7 | 10 |
| F | 6 | 8 |
| G | 2 | 8 |
What is the value of the test statistic?
Multiple Choice
-
4.262
-
4.214
-
4.861
-
4.766
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