Question
The Thompson Company makes voltage protectors at its Midland, Georgia plant. During each shift, 15 protectors are tested until failure, with some rated defective and
The Thompson Company makes voltage protectors at its Midland, Georgia plant. During each shift, 15 protectors are tested until failure, with some rated defective and others rated nondefective. The numbers of defective protectors for the last 20 shifts are given in the following table.
| Sample Number | Number of Defects | Sample Number | Number of Defects |
|---|---|---|---|
| 1 | 7 | 11 | 3 |
| 2 | 0 | 12 | 1 |
| 3 | 1 | 13 | 1 |
| 4 | 1 | 14 | 0 |
| 5 | 0 | 15 | 2 |
| 6 | 1 | 16 | 3 |
| 7 | 8 | 17 | 0 |
| 8 | 1 | 18 | 2 |
| 9 | 8 | 19 | 1 |
| 10 | 1 | 20 | 9 |
Step 1 of 2 : Determine the Upper Control Limit (UCLUCL), Lower Control Limit (LCLLCL), and centerline. Round your answer to two decimal places, if necessary.
Step 2 of 2 : Identify the samples that are out of control. Separate your answers with commas.
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Managerial Accounting An Introduction to Concepts Methods and Uses
Authors: Michael W. Maher, Clyde P. Stickney, Roman L. Weil
10th Edition
1111822239, 324639767, 9781111822231, 978-0324639766
