The data to the right compare the on-ime artval performance of two airines, Xand Y. The table shows the status of 13.034 artvais for one year. Complete parts (a) through (c) below. Airline X Airline Y On time Delayed 6,007 5,029 967 1,041 (a) On the basis of this initial summary, find the percentages (row or column) that are appropriate to comparing the on-time arival rates of the two airines. Which arives on time more often? Airline X Airline Y 6,007 5,029 On time 1,041 957 Delayed (Round to one decimal place as needed.) Which airline arives on time more often? (Đ) The next two tabies organize these same flights by destination. The first aiso shows arrival time and the second shows airine. Dallas Denver Minneapolis Philadelphia 751 5,526 On time 506 4253 Delayed 220 924 122 732 Philadelphia 384 Dallas Denver Minneapolis 390 Airline X 390 5,884 581 Airline Y 238 4.001 Does t appear that a luking vriabie might be at work here? How can you tal? Select the comect choice below and, I necessary in he anseer boxes to completa your choioe. OA Yes, because the on-time rate for fights to Dallas is , whereas the on-ime rate for fights to Minneapolis is . This is important since these two cities have the fowest number of fights. (Round to one decimal place as needed.) OB. Yes, because the on-time rate for fights to Denver is (Round to one decimal place as needed.) whereas the ondime rate for fights to Philadeiphia is. This is important since most of airine Xs fights go to Denver, whereas most of airine Ys fights go to Philadeiphia. OC. Yes, because there appears to be association in each of the given tables. OD. No, because there is no apparent patem in the data (c) Each cell of the following table shows the number of on-dime anrivals for each airline at each destination. Dallas Denver Minneapolis Philadelphia o Airline X 315 5,036 490 338 318 Airline Y 436 168 3.935 Is the destination a lurking factor behind the original 2x2 table? Select the corect choice below and fl in the answer boxes to complete your choice. (Round to one decimal place as needed.) OA Yes, because airline Y has a better on-dime arival rate in Dalas s for X vs.% for Y) and in Minneapolis (s for X vs.s for Y). OB. Yes, because airline Y has a better on-lime arrival rate in Denver (% for X vs. % for Y) and in Philadelphia% for X vs. % for Y). OC. No, because airline X has a better on-time arrival rate in Denver % for X vs. % for Y) and in Philadelphias for X vs. % for Y). OD. No, because airline X has a better on-time arrival rate in Dallas (% for X vs. % for Y) and in Minneapolis (% for Xvs. % for Y).
The data to the right compare the on-ime artval performance of two airines, Xand Y. The table shows the status of 13.034 artvais for one year. Complete parts (a) through (c) below. Airline X Airline Y On time Delayed 6,007 5,029 967 1,041 (a) On the basis of this initial summary, find the percentages (row or column) that are appropriate to comparing the on-time arival rates of the two airines. Which arives on time more often? Airline X Airline Y 6,007 5,029 On time 1,041 957 Delayed (Round to one decimal place as needed.) Which airline arives on time more often? (Đ) The next two tabies organize these same flights by destination. The first aiso shows arrival time and the second shows airine. Dallas Denver Minneapolis Philadelphia 751 5,526 On time 506 4253 Delayed 220 924 122 732 Philadelphia 384 Dallas Denver Minneapolis 390 Airline X 390 5,884 581 Airline Y 238 4.001 Does t appear that a luking vriabie might be at work here? How can you tal? Select the comect choice below and, I necessary in he anseer boxes to completa your choioe. OA Yes, because the on-time rate for fights to Dallas is , whereas the on-ime rate for fights to Minneapolis is . This is important since these two cities have the fowest number of fights. (Round to one decimal place as needed.) OB. Yes, because the on-time rate for fights to Denver is (Round to one decimal place as needed.) whereas the ondime rate for fights to Philadeiphia is. This is important since most of airine Xs fights go to Denver, whereas most of airine Ys fights go to Philadeiphia. OC. Yes, because there appears to be association in each of the given tables. OD. No, because there is no apparent patem in the data (c) Each cell of the following table shows the number of on-dime anrivals for each airline at each destination. Dallas Denver Minneapolis Philadelphia o Airline X 315 5,036 490 338 318 Airline Y 436 168 3.935 Is the destination a lurking factor behind the original 2x2 table? Select the corect choice below and fl in the answer boxes to complete your choice. (Round to one decimal place as needed.) OA Yes, because airline Y has a better on-dime arival rate in Dalas s for X vs.% for Y) and in Minneapolis (s for X vs.s for Y). OB. Yes, because airline Y has a better on-lime arrival rate in Denver (% for X vs. % for Y) and in Philadelphia% for X vs. % for Y). OC. No, because airline X has a better on-time arrival rate in Denver % for X vs. % for Y) and in Philadelphias for X vs. % for Y). OD. No, because airline X has a better on-time arrival rate in Dallas (% for X vs. % for Y) and in Minneapolis (% for Xvs. % for Y).
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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