Aeronautics - My TimeKeeping X Sign On X Home Gradebook Question 10 - Wk 4 - Practice: Wk 4 X https://ezto.mheducation.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%253A%252F%252Fvle.phoenix.edu%252Fultra%252Fcourses%252F_288506_1%252 8 90% ... E Wk 4 - Practice: Wk 4 Exercises [due Day 5] i Saved Help Save & Exit Submit Check my work 10 A small dealership leased 21 Suburu Outbacks on 2-year leases. When the cars were returned at the end of the lease, the mileage was recorded (see below). 2 40, 003 24, 945 14, 321 17, 344 44, 760 44, 528 20, 252 83, 323 24, 203 41, 787 points 58, 352 35, 826 25, 714 28, 927 25, 005 43, 319 23, 951 43, 562 53, 633 31, 858 36, 755 Skipped Click here for the Excel Data File (a) Is the dealer's mean significantly greater than the national average of 30,205 miles for 2-year leases? Using the 10 percent level of significance, choose the appropriate hypothesis. Book a. Ho: U 30,205 miles, reject Ho if tcalc > 1.3250 References b. Ho: / 2 30,205 miles vs. H1: / > 30,205 miles, reject Ho if tcalc > 1.3250 c. Ho: U S 30,205 miles vs. H1: U 1.3250 d. H1: p 30,205 miles, reject Ho if tcalc > 1.3250 Od Ob O a Oc (b) Calculate the test statistic. (Round your answer to 2 decimal places.) Test statistic (c) The dealer's cars show a significantly greater mean number of miles than the national average at the 10 percent level. O Yes O No