Check my work

Check My Work button is now enabled

Item1

Item 1 2 points

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).

40,015

24,932

14,312

17,375

44,744

44,531

20,253

33,312

24,282

41,791

58,339

35,804

25,730

28,982

25,066

43,312

23,957

43,592

53,643

31,818

36,727

Click here for the Excel Data File

(a)Is the dealer's mean significantly greater than the national average of 29,236 miles for 2-year leases? Using the 10 percent level of significance, choose the appropriate hypothesis.

H₀: 29,236 miles vs.H₁:> 29,236 miles, rejectH₀ift_calc> 1.3250

(b)Calculate the test statistic.(Round your answer to 2 decimal places.)

Test statistic

help I keep getting wrong answer.