ASQ
CRE · Question #118
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…
The correct answer is D. 23. You've hit your weekly limit · resets 5am (America/New_York)
Data Collection and Use
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
How the community answered
(31 responses)- A6% (2)
- B16% (5)
- C3% (1)
- D74% (23)
Explanation
You've hit your weekly limit · resets 5am (America/New_York)
Topics
#sample size#confidence interval#standard deviation#error rate
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