geometric_distribution
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| geometric_distribution [2025/10/11 03:20] – [e.g.,] hkimscil | geometric_distribution [2025/10/11 06:23] (current) – hkimscil | ||
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| \end{align*} | \end{align*} | ||
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| + | ====== Proof of mean and variance of geometric distribution ====== | ||
| + | [[:Mean and Variance of Geometric Distribution]] | ||
| + | |||
| {{youtube> | {{youtube> | ||
| + | \\ | ||
| + | \\ | ||
| + | <WRAP clear/> | ||
| + | ====== dgeom in r ====== | ||
| < | < | ||
| > dgeom(4, .2) | > dgeom(4, .2) | ||
| Line 21: | Line 29: | ||
| </ | </ | ||
| + | ====== pgeom ====== | ||
| < | < | ||
| > pgeom(4, .2, lower.tail=T) | > pgeom(4, .2, lower.tail=T) | ||
| Line 34: | Line 43: | ||
| > pgeom(4, .2, lower.tail=T)+pgeom(4, | > pgeom(4, .2, lower.tail=T)+pgeom(4, | ||
| [1] 1 | [1] 1 | ||
| - | |||
| </ | </ | ||
| + | ====== qgeom ====== | ||
| < | < | ||
| > qgeom(.5, .2) | > qgeom(.5, .2) | ||
| Line 57: | Line 66: | ||
| </ | </ | ||
| + | ====== rgeom ====== | ||
| 성공 확률이 .2 일 때 몇번 만에 성공할지 랜덤하게 구하는 것을 다섯 번 하라. | 성공 확률이 .2 일 때 몇번 만에 성공할지 랜덤하게 구하는 것을 다섯 번 하라. | ||
| < | < | ||
| Line 63: | Line 73: | ||
| > | > | ||
| </ | </ | ||
| - | ====== Proof of mean and variance of geometric distribution ====== | ||
| - | [[:Mean and Variance of Geometric Distribution]] | ||
| ====== e.g., ====== | ====== e.g., ====== | ||
geometric_distribution.1760120406.txt.gz · Last modified: by hkimscil