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

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 7E

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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