Question
Develop a 95 percent confidence interval for the mean number of errors committed (Errors Column) per...
Develop a 95 percent confidence interval for the mean number of errors committed (Errors Column) per team assuming that you know the population standard deviation to be 15.0.
| Errors |
| 79 |
| 81 |
| 108 |
| 92 |
| 99 |
| 106 |
| 101 |
| 95 |
| 88 |
| 90 |
| 90 |
| 117 |
| 124 |
| 102 |
| 106 |
| 107 |
| 94 |
| 95 |
| 68 |
| 137 |
| 103 |
| 114 |
| 109 |
| 101 |
| 89 |
| 83 |
| 92 |
| 88 |
| 121 |
| 109 |
Select one:
a. 94.15, 105.05
b. 95.22, 103.98
c. 94.23, 104.97
d. 95.10, 104.10
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