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표본의 분산에서 모집단의 분산 추정 - 편집 역사
2026-04-26T04:55:03Z
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Jwlee: 새 문서: [ https://ko.khanacademy.org/math/statistics-probability/summarizing-quantitative-data/more-on-standard-deviation/v/review-and-intuition-why-we-divide-by-n-1-for-the-unbiased-sample-variance ]
2026-01-31T12:26:08Z
<p>새 문서: [ https://ko.khanacademy.org/math/statistics-probability/summarizing-quantitative-data/more-on-standard-deviation/v/review-and-intuition-why-we-divide-by-n-1-for-the-unbiased-sample-variance ]</p>
<p><b>새 문서</b></p><div><br />
[ https://ko.khanacademy.org/math/statistics-probability/summarizing-quantitative-data/more-on-standard-deviation/v/review-and-intuition-why-we-divide-by-n-1-for-the-unbiased-sample-variance ]</div>
Jwlee