[See Steps] In a manufacturing process a random sample of 9 bolts manufactured has a mean length of 3 inches with a variance of .09. What is the 90% confidence
Question: In a manufacturing process a random sample of 9 bolts manufactured has a mean length of 3 inches with a variance of .09. What is the 90% confidence interval for the true mean length of the bolt?
- 2.8355 to 3.1645
- 2.5065 to 3.4935
- 2.4420 to 3.5580
- 2.8140 to 3.8160
- 2.9442 to 3.0558
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Solution: The downloadable solution consists of 1 pages
Deliverable: Word Document
Deliverable: Word Document
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![[Steps Shown] In a manufacturing process a](data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%20150%20150'%3E%3C/svg%3E "[Steps Shown] In a manufacturing process a random sample of 9")
[Steps Shown] In a manufacturing process a random sample of 9
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[Solution] In a manufacturing process a random sample of 36 bolts
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[See Steps] The internal auditing staff of a local manufacturing
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[Solution Library] The internal auditing staff of a local manufacturing
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(Steps Shown) In a manufacturing process, we are interested in
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Degrees to Radians - MathCracker.com
![[Steps Shown] In a manufacturing process a](/images/solutions/MC-solution-library-68870.jpg "[Steps Shown] In a manufacturing process a random sample of 9")
![[Solution] In a manufacturing process a random](/images/solutions/MC-solution-library-68871.jpg "[Solution] In a manufacturing process a random sample of 36 bolts")
![[See Steps] The internal auditing staff of](/images/solutions/MC-solution-library-68872.jpg "[See Steps] The internal auditing staff of a local manufacturing")
![[Solution Library] The internal auditing staff of](/images/solutions/MC-solution-library-68873.jpg "[Solution Library] The internal auditing staff of a local manufacturing")
