A digital camcorder repair service has set a goal not to exceed an average of 5 working days from the time the unit is brought in to the time repairs are completed. A random sample of 12 repair records showed the following repair times (in days) 9, 5, 6, 7, 8, 5, 6, 6, 5, 5, 6,5 Click here for the Excel Data File (a) He: us 5 days versus H: >5 days. At a = .05, choose the right option. a. Reject He if tcalc 17960 b. Reject He if tealc