The values listed below are waiting times (in minutes) of customers at two different banks At Bank A customers enter a single waiting line that feeds three teler windows At Bank B, customers may enter any one of three different lines that have formed at three teller windows Answer the following questions Bank A 64 6.6 6.7 58 78 7.8 100 68 71 72 75 78 86 Bank B 43 54 6.1 6.8 78 78 93 olen
The values listed below are waiting times (in minutes) of customers at two different banks At Bank A customers enter a single waiting line that feeds three teler windows At Bank B, customers may enter any one of three different lines that have formed at three teller windows Answer the following questions Bank A 64 6.6 6.7 58 78 7.8 100 68 71 72 75 78 86 Bank B 43 54 6.1 6.8 78 78 93 olen
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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Transcribed Image Text:The values listed below are waiting times (in minutes) of customers at two different banks At Bank A, customers enter a single waiting line that feods three teller
windows At Bank B. customers may enter any one of three different lines that have formed at three teller windows Answer the following questions
Bank A
6.4
4.3
6.6
6.7
68
6.1
71
72
75
78
78
7.8
Bank B
5.4
58
6.8
78
78
93
100
Click the icon to view the table of Chi-Square critical values
Construct a 90% confidonce interval for the population standard deviation a at Bank A
39 min <ogank A 88 min
(Round to two decimal places as needed)
Construct a 90% confidence interval for the population standard deviation a at Bank B
Omin < opank min
(Round to two decimal places as needed)
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