d. Repeat parts (b) and (c) for the other three cell phone services. Smallest value First quartile (to 2 decimals) Median (to 1 decimal) Third quartile (to 2 decimals) AT&T 000 Largest value Are there outliers for AT&T? Explain. Limits for AT&T(to 1 decimal) No, the data do not contain outliers. Are there outliers for Sprint? Explain. Limits for Sprint(to 2 decimals) No, the data do not contain outliers. Are there outliers for Verizon? Explain. Limits for Verizon (to 2 decimals) No, the data do not contain outliers. X X * X Sprint 00000 X and and and X X X Verizon 000 X * pccurately displays the data set? * *
d. Repeat parts (b) and (c) for the other three cell phone services. Smallest value First quartile (to 2 decimals) Median (to 1 decimal) Third quartile (to 2 decimals) AT&T 000 Largest value Are there outliers for AT&T? Explain. Limits for AT&T(to 1 decimal) No, the data do not contain outliers. Are there outliers for Sprint? Explain. Limits for Sprint(to 2 decimals) No, the data do not contain outliers. Are there outliers for Verizon? Explain. Limits for Verizon (to 2 decimals) No, the data do not contain outliers. X X * X Sprint 00000 X and and and X X X Verizon 000 X * pccurately displays the data set? * *
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
Transcribed Image Text:No, the data do not contain outliers. V
d. Repeat parts (b) and (c) for the other three cell phone services.
Smallest value
First quartile (to 2 decimals)
Median (to 1 decimal)
Third quartile (to 2 decimals)
AT&T
Largest value
Are there outliers for AT&T? Explain.
Limits for AT&T(to 1 decimal)
No, the data do not contain outliers.
Are there outliers for Sprint? Explain.
Limits for Sprint(to 2 decimals)
No, the data do not contain outliers. V
Are there outliers for Verizon? Explain.
Limits for Verizon (to 2 decimals)
>
* *
and
Sprint
and
and
-------
X
No, the data do not contain outliers. V
e. Which of the following boxplots accurately displays the data set?
#2
Verizon
x
xx
Transcribed Image Text:Consumer Reports provided overall customer satisfaction scores for AT&T, Sprint, T-Mobile, and Verizon cell phone services in major metropolitan areas
throughout the United States. The rating for each service reflects the overall customer satisfaction considering a variety of factors such as cost, connectivity
problems, dropped calls, static interference, and customer support. A satisfaction scale from 0 to 100 was used with 0 indicating completely dissatisfied and 100
indicating completely satisfied. The ratings for the four cell phone services in 20 metropolitan areas are as shown.
Metropolitan Area
Atlanta
Boston
Chicago
Dallas
Denver
Detroit
Jacksonville
Las Vegas
Los Angeles
Miami
Minneapolis
Philadelphia
Phoenix
San Antonio
San Diego
San Francisco
Seattle
St. Louis.
Tampa
Washington
AT&T
78
77
79
83
79
81
81
80
74
76
76
80
76
83
77
74
76
82
81
80
Sprint
· 4 7 73 73 75 73 7 25 73 7 74 74 74 73 75 7 75 74 71 76
74
72
72
76
77
76
77
T-Mobile
79
82
78
82
81
85
83
82
76
81
83
79
84
83
80
81
82
82
81
79
Verizon
87
84
85
86
85
87
89
89
86
88
85
86
89
88
87
83
85
87
87
84
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