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)
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.6: Summarizing Categorical Data
Problem 10CYU
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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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