A ski tuning shop has set a goal not to exceed an average of 5 working days from the time the skis are brought in to the time they are finished. A random sample of 12 pairs of skis brought in for tuning showed the following service times (in days) : 7, 8, 8, 7, 7, 3, 2, 6, 8, 7, 5, 4. Repair Time in Days (n = 12) Days 7 8 8 7 7 3 2 6 8 7 5 4 (b) Calculate the test statistic. (Round your answer to 3 decimal places.)
A ski tuning shop has set a goal not to exceed an average of 5 working days from the time the skis are brought in to the time they are finished. A random sample of 12 pairs of skis brought in for tuning showed the following service times (in days) : 7, 8, 8, 7, 7, 3, 2, 6, 8, 7, 5, 4. Repair Time in Days (n = 12) Days 7 8 8 7 7 3 2 6 8 7 5 4 (b) Calculate the test statistic. (Round your answer to 3 decimal places.)
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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A ski tuning shop has set a goal not to exceed an average of 5 working days from the time the skis are brought in to the time they are finished. A random sample of 12 pairs of skis brought in for tuning showed the following service times (in days) : 7, 8, 8, 7, 7, 3, 2, 6, 8, 7, 5, 4.
| Repair Time in Days (n = 12) | |||
| Days | |||
| 7 | |||
| 8 | |||
| 8 | |||
| 7 | |||
| 7 | |||
| 3 | |||
| 2 | |||
| 6 | |||
| 8 | |||
| 7 | |||
| 5 | |||
| 4 | |||
(b) Calculate the test statistic. (Round your answer to 3 decimal places.)
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