Question 61
What is the probability of exactly 3 defects given the following?
- Probability of 1 or more defects = 0.75
- Probability of 2 or more defects = 0.41
- Probability of 3 or more defects = 0.17
- Probability of 4 or more defects = 0.05
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Question 62
Your company has just installed a new computer data entry system and you must determine the new input error rates. Management requires you to report the error rate within 0.5%, at a 95% confidence level.
What sample size do you need if the population standard deviation is 1.2%?
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Question 63
Your customer required a paper cutting machine with these specifications:
Speed : 100m/minute; Cutting width : 47 inches; Good product : 99%
You deliver a machine to this customer with these specifications :
Speed : 110m/minute; Cutting width : 48 inches; Good product: 97%.
How would you classify this success/failure ?
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Question 64
Looking at systems in terms of (1) a series-parallel functional configuration, (2) using a truth table approach, or (3) performing a Monte-Carlo simulation are techniques for:
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Question 65
What is the Z value needed to conduct a two tail test in a statistical inference problem, specifying 90% level of confidence?
Response: