The Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 12 flights with their domestic airfares shown for both years. Do not round intermediate calculations. Current Year Previous Year Current Year Previous Year 468 231 285 216 342 282 699 498 552 360 675 255 252 192 702 222 396 375 477 381 234 174 621 357 What is the p-value? p-value (to 3 decimals) Degrees of freedom b. What is the sample mean domestic airfare for business travel for each year? Current Year $ (to 2 decimals) Previous Year $ (to 2 decimals) c. What is the percentage change in the airfare for the one-year period? % (to 2 decimals)
The Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 12 flights with their domestic airfares shown for both years. Do not round intermediate calculations. Current Year Previous Year Current Year Previous Year 468 231 285 216 342 282 699 498 552 360 675 255 252 192 702 222 396 375 477 381 234 174 621 357 What is the p-value? p-value (to 3 decimals) Degrees of freedom b. What is the sample mean domestic airfare for business travel for each year? Current Year $ (to 2 decimals) Previous Year $ (to 2 decimals) c. What is the percentage change in the airfare for the one-year period? % (to 2 decimals)
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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The Global Business Travel Association reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 12 flights with their domestic airfares shown for both years. Do not round intermediate calculations.
| Current Year | Previous Year | Current Year | Previous Year | |
|---|---|---|---|---|
| 468 | 231 | 285 | 216 | |
| 342 | 282 | 699 | 498 | |
| 552 | 360 | 675 | 255 | |
| 252 | 192 | 702 | 222 | |
| 396 | 375 | 477 | 381 | |
| 234 | 174 | 621 | 357 |
What is the p-value?
| p-value | (to 3 decimals) |
| Degrees of freedom |
b. What is the sample mean domestic airfare for business travel for each year?
| Current Year | $ (to 2 decimals) |
| Previous Year | $ (to 2 decimals) |
c. What is the percentage change in the airfare for the one-year period?
% (to 2 decimals)
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