# Tagged Questions

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### Moderation in repeated-measures design?

Context: Both dependent $(Y_1,~Y_2,~Y_3)$ and independent $(X_1,~X_2,~X_3)$ variables were measured repeatedly at three time points, $\text{Time}_1$, $\text{Time}_2$, and $\text{Time}_3$. Moderator ...
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### Repeated-measures ANOVA looking at interactions for a BACI design in R

Here are my data: ...
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### How to compare the effect of age on brain volume across different brain regions when the regions are of different sizes?

I am working on analyzing volumetric information extracted from the brain. In particular we would like to compare the strength of effects across three different regions (say x, y, and z). However, the ...
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### Analyse unbalanced repeated measures 2x2x2x2 type II anova interactions

I have a run an unbalanced 2x2x2x2 Type II ANOVA in R and am having trouble following up on the results. Here is the output: ...
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### How to describe a study design looking at one sample of which different data was collected during several periods of time

I am conducting a research on the effect of burnout on anxiety, tiredness and sleep, before a particular event and after an event. There is one sample of which different data was collected over 6 ...
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### Repeated measures interaction betwen SNP and treatment with R

This is my first question is this forum. I have the a problem that I want to solve with the lme function of the nlme package of ...
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### Interaction Suppresses Main Effects in Repeated Measures GLM? [duplicate]

Possible Duplicate: What if interaction wipes out my direct effects in regression? I have three hypotheses within my experiment, and interpreting the interaction in relation to the rest of ...
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### Repeated measures ANOVA within and between factors

I have conducted repeated measures ANOVA, with 2 factors: One within factor (time, pre-post intervention) and one between factor (...
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### How to tell if a continuous variable is associated with (treatment) change in another variable over time (one group, time 1, time 2)?

Hypothetical: I have treated a sample for depression and have (continuous) depression scores at intake (Y1) and at the end of treatment (Y2). I am wondering if motivation (X) at the start of therapy ...
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### How to test and examine interaction effect in 2 by 3 by 6 mixed ANOVA design?

Background: I have two groups of children - one group with normal hearing and one with permanent hearing losses - call them NH and PHL. Each child has had a hearing test, consisting of 6 different ...