Posted: February 16th, 2017
A manufacturing process fills soft drink bottles with a population mean equal to 12.074 ounces and a population standard deviation equal to 0.046 ounces.
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A manufacturing process fills soft drink bottles with a population mean equal to 12.074 ounces and a population standard deviation equal to 0.046 ounces.
- What percentage of the bottles will have less than 12.010 ounces?
(6 points)
- What percentage of the bottles will have more than 12.172 ounces?
(6 points)
- A High School counselor is conducting a study to help establish guidelines for recommending the number of hours a student should work during the school week. Use the data below and the chart provided to construct a Scatter Diagram for the correlation between hours worked and the student’s GPA and estimate the best fit line. (8 points)
| GPA | Hours Worked Mon.-Fri. |
| 2.0 | 30 |
| 2.2 | 27 |
| 2.2 | 8 |
| 2.6 | 21 |
| 2.7 | 20 |
| 3.0 | 3 |
| 3.4 | 7 |
| 3.4 | 16 |
| 3.8 | 11 |
| 4.0 | 12 |
What would you expect your GPA to be if you worked 22.5 hours during the school week? (4 points)
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