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The domestic airfare for business travel for the current year and the preVious year was reported. A sample of 12 flights with their domestic airfares shown for both years is contained in the Excel Online file below. Construct a spreadsheet to answer the following questions. Open spreadsheet a. Formulate the hypotheses and test for a significant increase in the mean domestic airfare for business travel for the one-year period. Ho : µ1 – 42 Ha : µ1 – H2 What are the t-value, degrees of freedom, and p-value t-value (to 4 decimals) Degrees of freedom p-value (to 4 decimals) Using a .05 level of significance, what is your conclusion? We cannot conclude O that there has been a significance increase in business travel airfares over the one-year period.

The domestic airfare for business travel for the current year and the preVious year was reported. A sample of 12 flights with their domestic airfares shown for both years is contained in the Excel Online file below. Construct a spreadsheet to answer the following questions. Open spreadsheet a. Formulate the hypotheses and test for a significant increase in the mean domestic airfare for business travel for the one-year period. Ho : µ1 – 42 Ha : µ1 – H2 What are the t-value, degrees of freedom, and p-value t-value (to 4 decimals) Degrees of freedom p-value (to 4 decimals) Using a .05 level of significance, what is your conclusion? We cannot conclude O that there has been a significance increase in business travel airfares over the one-year period.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 13PPS
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Current Year Previous Year
381 564
510 525
507 222
231 540
333 306
609 405
636 420
696 231
294 447
396 522
654 429
267 462
The domestic airfare for business travel for the current year and the previous year was reported. A sample of 12 flights with their domestic airfares shown for both years is contained in the Excel Online file below. Construct a spreadsheet to answer the following questions. X Open spreadsheet a. Formulate the hypotheses and test for a significant increase in the mean domestic airfare for business travel for the one-year period. Но : и Ha : µ1 What are the t-value, degrees of freedom, and p-value t-value (to 4 decimals) Degrees of freedom p-value (to 4 decimals) Using a .05 level of significance, what is your conclusion? We cannot conclude that there has been a significance increase in business travel airfares over the one-year period.
Transcribed Image Text:The domestic airfare for business travel for the current year and the previous year was reported. A sample of 12 flights with their domestic airfares shown for both years is contained in the Excel Online file below. Construct a spreadsheet to answer the following questions. X Open spreadsheet a. Formulate the hypotheses and test for a significant increase in the mean domestic airfare for business travel for the one-year period. Но : и Ha : µ1 What are the t-value, degrees of freedom, and p-value t-value (to 4 decimals) Degrees of freedom p-value (to 4 decimals) Using a .05 level of significance, what is your conclusion? We cannot conclude that there has been a significance increase in business travel airfares over the one-year period.
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)
Transcribed Image Text: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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