重复测量方差分析的方差分解

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--- 重复测量方差分析的方差分解 [2024/04/02 03:39] – 2104龚文滕
+++ 重复测量方差分析的方差分解 [2024/04/07 12:57] (当前版本) – [Variance decomposition of repeated measurement analysis of variance] zwz
@@ 行 29: / 行 29: @@
 ====Variance decomposition of repeated measurement analysis of variance====
-  * Total SS=Between SS Groups + Within SS Groups=Between SS Groups + Between SS Subjects + SS Error
+  * SS of population = SS between Groups + SS within Groups = SS between Groups + SS between Subjects + SS Error
   * {{:repeated.png?400 |}}
   *
@@ 行 37: / 行 37: @@
   *
   *
-  * Note: In repeated measures ANOVA, since variability between subjects (i.e. individual differences) is not considered, only SS error needs to be considered within the SS group
+  * Note: In repeated measures ANOVA, since variability between subjects (i.e. individual differences) is not considered, only SS error needs to be considered within the SS group.
+----
+**The calculation formula for sum of squares**
+  * {{:ss和重复.png?150 |}}
+  * {{:ss组间重复.png?220 |}}
+  * {{:ss组内重复.png?100 |}}
+  * {{:ss被试间.png?200 |}}
+  * {{:ss误差.png?200 |}}
+----
+**degree of freedom**
+  * There are a total of 5 degrees of freedom, 2 of which need to be used to calculate the mean square
+  - Total df = N-1
+  - __Between group variance df = k-1__
+  - Within group variance df = N-k
+  - Between subject variance df = n-1
+  - __error variance df = （N-k） -（n-1）= N-k-n+1__

重复测量方差分析的方差分解.1712029160.txt.gz · 最后更改: 2024/04/02 03:39 由 2104龚文滕