QUESTION 4 The Global Business Travel Association (GBTA) reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 6 flights with their...

Extracted text: QUESTION 4 The Global Business Travel Association (GBTA) reported the domestic airfare for business travel for the current year and the previous year. Below is a sample of 6 flights with their domestic airfares (in $) shown for both years. Suppose GBTA wished to see if the average airfare for the current year is greater than the average airfare for the previous year at a=.1. Current 355 743 560 449 263 651 Previous 348 746 549 440 250 652 For the hypothesis stated above, what is the critical value (in terms of "Current" minus "Previous")? O a. 1.476 O b. 1.440 O C. 1.383 O d. None of the answers is correct O e. 1.372 QUESTION 5 Sav Click Save and Submit to save and submit. Click Save All Answers to save all answers. MacBook Pro