↑ KE Waiting times (in minutes) of customers at a bank where all customers enter a single waiting line and a bank where customers wat in individual lines at three different teler windows are listed below Find the coefficient of variation for each of the two sets of data, then compare the variation Bank A (single line): 66 66 67 68 71 73 73 75 77 77 0 Bank B (individual 41 53 58 62 67 77 77 85 93 99 lines): The coefficient of variation for the waiting times at Bank A (Round to one decimal place as needed) The coefficient of variation for the waiting times at the Bank Round to one decimal place as needed) Is there a difference in variation between the two data sets? OA The waiting times at Bark B have considerably less variation than the waiting times at Bank A OB. There is no significant difference in the variation OC. The waiting times at Bank A have considerably less variation than the waiting times at Bank B

Calculus For The Life Sciences
2nd Edition
ISBN:9780321964038
Author:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Publisher:GREENWELL, Raymond N., RITCHEY, Nathan P., Lial, Margaret L.
Chapter4: Calculating The Derivative
Section4.CR: Chapter 4 Review
Problem 88CR
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Find the coeficient of variaton for each of the two sets of data, then compare the variation. \[ \begin{array}{l} \text { Benk } 8 \text { (individual } 4.1=5.3 \quad 5.6=6.2=5.7 \quad 7.7 \quad 7.7 \quad \text { a } 5 \text { 9.7 } 9.9 \\ \text { lines) } \\ \end{array} \] The coefficient of variation for the waing tmes at dankAis (Round to one decienal place at needed) The ccefficent of varibion for the wanng trest at the Bark B a (Flound to one decimal place as needed.) is there a diflerence in variation between to two dala sels? A. The wakng tmes at Bark 8 have eonsideraby iess vaiabon than Pe waing inses at BaskAB. There is no significast diflerence in the varlabiest c. The wasng trest at terkAhave censiderably less variotion thas ithe eadng smes at Bank 8
Waiting times (in minutes) of customers at a bank where all customers enter a single waiting line and a bank where customers wait in individual lines at three different teller windows are listed below
Find the coefficient of variation for each of the two sets of data, then compare the variation
Bank A (single line): 6.6 66 67 68 71 73 73 76 77 770
Bank B (individual 4.1 5.3 58 62 67 77 77 85 9.3 9.9
lines):
The coefficient of variation for the waiting times at Bank Ais
(Round to one decimal place as needed)
The coefficient of variation for the waring times at the Bank B
(Round to one decimal place as needed.)
Is there a difference in variation between the two data sets?
OA The waiting times at Bank B have considerably less variation than the waiting times at Bank A
OB. There is no significant difference in the variations
OC. The waiting times at Bank A have considerably less variation than the waiting times at Bank B
Transcribed Image Text:Waiting times (in minutes) of customers at a bank where all customers enter a single waiting line and a bank where customers wait in individual lines at three different teller windows are listed below Find the coefficient of variation for each of the two sets of data, then compare the variation Bank A (single line): 6.6 66 67 68 71 73 73 76 77 770 Bank B (individual 4.1 5.3 58 62 67 77 77 85 9.3 9.9 lines): The coefficient of variation for the waiting times at Bank Ais (Round to one decimal place as needed) The coefficient of variation for the waring times at the Bank B (Round to one decimal place as needed.) Is there a difference in variation between the two data sets? OA The waiting times at Bank B have considerably less variation than the waiting times at Bank A OB. There is no significant difference in the variations OC. The waiting times at Bank A have considerably less variation than the waiting times at Bank B
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