事后检验
差别
这里会显示出您选择的修订版和当前版本之间的差别。
两侧同时换到之前的修订记录前一修订版后一修订版 | 前一修订版 | ||
事后检验 [2024/03/29 05:33] – hant_g._cavendish | 事后检验 [2024/04/06 09:20] (当前版本) – caomingsu | ||
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* The ANOVA cannot indicate which alternative hypothesis is supported. | * The ANOVA cannot indicate which alternative hypothesis is supported. | ||
- 要进行事后检验以说明各组差异在什么地方; | - 要进行事后检验以说明各组差异在什么地方; | ||
- | * Post hoc tests are needed to show where the groups differ. | + | * Post-hoc tests are needed to show where the groups differ. |
- 事后检验是比较每一个组和另一个处理组,一次比较两个,这称为成对比较。 | - 事后检验是比较每一个组和另一个处理组,一次比较两个,这称为成对比较。 | ||
* Post-hoc test compares each group to another treatment group, two at a time; this is called a pairwise comparison. | * Post-hoc test compares each group to another treatment group, two at a time; this is called a pairwise comparison. | ||
行 9: | 行 9: | ||
---- | ---- | ||
=== 族系(familywise)误差 === | === 族系(familywise)误差 === | ||
- | | + | |
- | * 多次比较后犯I类错误的概率为{{:: | + | |
+ | - 多次比较后犯I类错误的概率(Probability of making a Type I error after multiple comparisons)为**α< | ||
---- | ---- | ||
- | === Tukey' | + | === Tukey' |
- | | + | |
- | * 可以计算出单一的值确定处理均值间的最小差异,考查此差异在统计上是否显著 | + | * This test requires the same sample size for each group. |
- | * {{:: | + | - 可以计算出单一的值确定处理均值间的最小差异,考查此差异在统计上是否显著; |
- | | + | * A single value can be calculated to determine the smallest difference between treatment means, to see if the difference is statistically significant. |
+ | - {{:: | ||
+ | | ||
+ | * q score can be obtained by looking up the table. | ||
---- | ---- | ||
- | === Scheffe检验 === | + | === Scheffe检验 |
- | | + | |
- | * 降低I类错误的风险,提高II类错误的风险 | + | * Applies when n is not equal. |
- | + | - 降低I类错误的风险,提高II类错误的风险。 | |
+ | * Reduces the risk of Type I errors and increases the risk of Type II errors. |
事后检验.1711690414.txt.gz · 最后更改: 2024/03/29 05:33 由 hant_g._cavendish