[Step-by-Step] Given the data below, the number of aborted runs (fatal error in computer software), Find the 90% confidence interval for the variance and
Question: Given the data below, the number of aborted runs (fatal error in computer software),
- Find the 90% confidence interval for the variance and standard deviation.
- If a given standard deviation for a software your company intends to buy is inside the interval how would you explain such a situation to a system analyst who does not know any statistics so that he can decide (or not) on the purchase? (assuming that they would listen to a statistician!).
DATA: 2 4 1 3 3 5 6 2 1 3 1
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![[Step-by-Step] Your company buys small rubber hoses](data:image/svg+xml,%3Csvg%20xmlns='http://www.w3.org/2000/svg'%20viewBox='0%200%20150%20150'%3E%3C/svg%3E "[Step-by-Step] Your company buys small rubber hoses that are used")
[Step-by-Step] Your company buys small rubber hoses that are used
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[Solution Library] Explain why I would use a t distribution instead of
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[Step-by-Step] Take problem 16, page 382 of the book and apply
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(Solved) The financial aid office of a university asks a sample
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(All Steps) A study in a well-known scientific journal stated
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Non-Parametric Statistics, or What to Do When the Assumptions for a Parametric Test Fail - MathCracker.com
![[Step-by-Step] Your company buys small rubber hoses](/images/solutions/MC-solution-library-42840.jpg "[Step-by-Step] Your company buys small rubber hoses that are used")
![[Solution Library] Explain why I would use](/images/solutions/MC-solution-library-42841.jpg "[Solution Library] Explain why I would use a t distribution instead of")
![[Step-by-Step] Take problem 16, page 382 of](/images/solutions/MC-solution-library-42842.jpg "[Step-by-Step] Take problem 16, page 382 of the book and apply")
