Wilson Proportion Confidence Interval
The Wilson proportional confidence interval is calculated from the number of successes and sample sizes.
Wilson Proportion Confidence Interval User manual
- Fill in the parameters or select the file according to the form, and check the unit and format first.
- 60 of the 100 independent trials were successful, and the success ratio is estimated.
- Click the processing button to view the results, you can copy or download and save.
Calculation method and processing rules
Using Wilson Scores instead of simple normal approximation, supports 90%, 95%, and 99% confidence levels.
scope of use
It is suitable for independent binomial samples, not for deviation sampling or complex sampling design, and is not a guarantee of future results.
Will the input content be saved on the server?
This tool handles input in the browser, and does not upload files or form content. Typing practice scores are only saved in the native browser.
Why may the result be different from other tools?
It is suitable for independent binomial samples, not for deviation sampling or complex sampling design, and is not a guarantee of future results. Please compare the input unit, rounding method, applicable rules and data version first.