f11

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Trident Technical College *

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220

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Industrial Engineering

Date

Apr 3, 2024

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docx

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Uploaded by BarristerCaribouMaster672

Use the following information to answer the next five exercises. A study was conducted to test the effectiveness of a software patch in reducing system failures over a six-month period. Results for randomly selected installations are shown in Table 10.21. The “before” value is matched to an “after” value, and the differences are calculated. The differences have a normal distribution. Test at the 1% significance level. 60. Find the p-value. P=6.0 61. At a pre-conceived α = 0.05, what is your: Decision: fail Reason for the decision: not = 6 Conclusion (write out in a complete sentence): fail 62. Does it appear that the proportion of Nevadans who are two or more races is higher than the proportion of North Dakotans? Why or why not? yes

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