b:head_first_statistics:constructing_confidence_intervals
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| Both sides previous revisionPrevious revision | |||
| b:head_first_statistics:constructing_confidence_intervals [2023/11/15 08:16] – [The problem with precision] hkimscil | b:head_first_statistics:constructing_confidence_intervals [2023/11/15 08:24] (current) – [Four steps for finding confidence intervals] hkimscil | ||
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| * 따라서 위의 경우는 95%에 해당하는 probability는 | * 따라서 위의 경우는 95%에 해당하는 probability는 | ||
| * $P(-2 < z < 2) = .95$ | * $P(-2 < z < 2) = .95$ | ||
| - | * $P(-2 < \dfrac {X - \overline{X}}{sd} < 2) = .95$ | + | * $P(-2 < \dfrac {\overline{X} |
| * 이렇게 계산을 하면 | * 이렇게 계산을 하면 | ||
| * $P(\overline{X} -1 < \mu < \overline{X} + 1) = .95 $ | * $P(\overline{X} -1 < \mu < \overline{X} + 1) = .95 $ | ||
b/head_first_statistics/constructing_confidence_intervals.txt · Last modified: 2023/11/15 08:24 by hkimscil