ASQ
CRE · Question #118
CRE Question #118: Real Exam Question with Answer & Explanation
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Question
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%?
Options
- A15
- B16
- C22
- D23
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