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8. The boss wants to know the interval estimate of the average training time required to train employees for a certain task. A sample of
| 8. The boss wants to know the interval estimate of the average training time | |||
| required to train employees for a certain task. A sample of n=15 employees was | |||
| taken. The sample mean = 53.87 minutes with a sample standard deviation of 6.82 | |||
| minutes. Calculate the 2 tail T test and an alpha risk of 5% ( 95% confidence | |||
| interval) around the sample mean. |
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Understanding Analysis
Authors: Stephen Abbott
2nd Edition
1493927124, 9781493927128
