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

College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.7: Probability

Problem 8E: List the sample space of each experiment. Picking a one-digit number

See similar textbooks