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 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 6.6 6.7 6.8 7.1 7.2 7.5 Bank B 4.1 5.4 5.7 7.8 7.8 7.8 6.3 6.6 7.6 7.6 8.6 9.2 10.0 Click the icon to view the table of Chi-Square critical values. O Area to the right of the critical value Construct a 90% confidence interval for the population standard deviation a at Bank A. min < OBank A min Degrees o Fradom f Degrs of dom 0.99 0.10 .01 000s (Round to two decimal places as needed.) 0001 .04 2.706 5.24 0.20 0211 4.05 5.991 7379 9210 10.57 002 .115 0216 0.352 0.54 6.251 11345 12. 0207 0.297 0.44 4.711 1.064 11.143 13277 140 .554 0831 1145 1610 11071 15.00 16.754 -----
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 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 6.6 6.7 6.8 7.1 7.2 7.5 Bank B 4.1 5.4 5.7 7.8 7.8 7.8 6.3 6.6 7.6 7.6 8.6 9.2 10.0 Click the icon to view the table of Chi-Square critical values. O Area to the right of the critical value Construct a 90% confidence interval for the population standard deviation a at Bank A. min < OBank A min Degrees o Fradom f Degrs of dom 0.99 0.10 .01 000s (Round to two decimal places as needed.) 0001 .04 2.706 5.24 0.20 0211 4.05 5.991 7379 9210 10.57 002 .115 0216 0.352 0.54 6.251 11345 12. 0207 0.297 0.44 4.711 1.064 11.143 13277 140 .554 0831 1145 1610 11071 15.00 16.754 -----
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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