mean
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| Both sides previous revisionPrevious revisionNext revision | Previous revisionNext revisionBoth sides next revision | ||
| mean [2016/06/23 18:35] – [More about Mean] hkimscil | mean [2019/09/16 10:30] – [Mean] hkimscil | ||
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| - | ===== 산술평균 | + | ===== Mean ===== |
| $$ | $$ | ||
| \bar{X} = \frac {\sum\limits_{i=1}^n X_i}{n} | \bar{X} = \frac {\sum\limits_{i=1}^n X_i}{n} | ||
| Line 8: | Line 8: | ||
| * $X_i$ = 관측치 | * $X_i$ = 관측치 | ||
| * Nominal, Ordinal 측정치에는 사용할 수 없음 | * Nominal, Ordinal 측정치에는 사용할 수 없음 | ||
| - | * 극단치 (extreme value, outlier)가 영향을 지대하게 미침. | + | * 극단치 (extreme value, outlier(([[: |
mean.txt · Last modified: 2019/09/16 10:41 by hkimscil