This video steps through how to calculate the sample size for a 99% confidence level when sigma is unknown. A sample of hexagon screws is analyzed. Want to download the Excel file or know more on this topic? Go to my free openEd book: pressbooks.bcc...
- Күн бұрын
How to calculate the required sample size to reduce the margin of error for a 99% confidence level.
- Рет қаралды 96
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