Answered: Table AMS11.2 summarizes the…

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.CR: Chapter Review

Problem 37E: Find the positive geometric mean between 4 and 64.

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Phase 2 The team designed a study in which a total of 30 subscribers were chosen. The subscribers were randomly assigned to one of the three messaging systems so that there were five subscribers in each of the six combinations of the two factors—messaging system and media used. Measurements were taken on the updated time. Table AMS11.2 summarizes the results.Completely analyze these data and write a report to the team that indicates the importance of each of the two factors and/or the interaction between them on the length of the call. Include recommendations for future experiments to perform. You may use two way anova using excel for the statistical test. Also, please answer the following questions:” 1. What is the null and alternate hypothesis of the problem? 2. Make decision and state the conclusion.

TABLE AMS11.2
Update Times (in seconds), Based on Messaging
System and Media Used
INTERFACE
MEDIA
System1
System2
System3
Cable
4.56
4.17
3.53
4.90
4.28
3.77
4.18
4.00
4.10
3.56
3.96
2.87
4.34
3.60
3.18
Fiber
4.41
3.79
4.33
4.08
4.11
4.00
4.69
3.58
4.31
5.18
4.53
3.96
4.85
4.02
3.32

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