File:Wilson score pdf and interval equality.png
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Summary
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Wallis, Sean. Original image by author, method in https://corplingstats.wordpress.com/2018/09/25/plotting-the-wilson-distribution, also published in Wallis (2021: 297-313).
Example probability density function (pdf) for Wilson score distribution, and Normal pdfs at interval bounds (observed proportion = 0.3, sample size n = 10, two-tailed error level alpha = 0.05). Demonstrates the equality of tail areas (highlighted), termed the 'interval equality principle' (Wallis 2021).[1]
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I, the copyright holder of this work, hereby publish it under the following license:
This work is licensed under the Creative Commons Attribution-ShareAlike 4.0 License.
- ^ Wallis, S.A. 2021. Statistics in Corpus Linguistics, New York: Routledge.
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