Questions tagged [manova]
Multivariate ANalysis Of VAriance (MANOVA) is a generalization of ANOVA for the case with several dependent variables.
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What is the appropriate test comparing two groups with pre-post design?
I have two groups (control and experimental), both have pre- and post-test scores.
A colleague of mine suggested that I use a one-way MANOVA to test the effectiveness of the intervention, with pre- ...
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How to perform a joint significance test for multiple coefficients across several regression models?
I have 10 regression models, each regressing a different dependent variable $ y_i $ (for $ i = 1, 2, \ldots, 10 $) on the same independent variable $ x $. Each model produces a coefficient for $ x $, ...
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MANCOVA homogeneity of regression slopes
I am examining the difference in illness models (by asking several questions: DV) for refugees and non-refugees (IV). In addition, we asked about several confounding variables / covariates (...
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Three-way MANOVA Interpretation
I'm interpreting a three-way MANOVA as part of my research, and have come across an interpretation challenge, with three independent variables (Factor A, Factor B, and Factor C) and two dependent ...
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Kruskal Wallis or MANOVA
I have to analyse 8 independent variables (IV) toward 8 dependent variables (DV) in my research. The IV is nominal while DV are ordinal (Likert-scale). I run the normality test and the result is zero (...
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Sample size estimation for MANOVA
I am trying to run a replication of a study which used a factorial design (2x2) with three DVs (dependent variables) and subsequently ran three ANOVAs to test their hypotheses. Given that the DVs in ...
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Why Do Different MANOVA Test Statistics Produce the Same Approximate F and P Values in R?
I am using the manova() function in R to perform multivariate analysis of variance on my dataset. I have tried using different test statistics such as Pillai's ...
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Mixed modal MANOVA or something else?
I am once again asking for your help. I am developing a research proposal and I am a bit confused. I have a randomized controlled trial (RCT) for testing the efficacy of a therapeutic intervention, in ...
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Regression or MANOVA?
I have one manipulated independent variable (degree of co-creation) based on three surveys "no" "low" and "high" degrees of co-creation.
Furthermore, I have 4 dependent ...
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How to interpret the overall statistically significant effect of a MANOVA (In words)?
I have the following analysis: I ran a MANOVA with two DVs (both empathy scales) and an IV (gender). Now the $p$-value (.03) tells me that there is a significant difference between men and women. ...
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Comparing differences between overlapping groups
I am trying to analyse the differences between people who vote in the European Parliament (EP) elections and people who vote in national elections, based on the EES dataset$^\dagger$. The objective is ...
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One way MANOVA or Two way MANOVA
I have done statistics many times at Uni at both Undergraduate and Postgraduate levels but as they say “if you don’t use it, you lose it” and that is certainly the case. I am trying to assist my ...
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Alternative to a MANOVA
I have a dataset that contains 3 variables:
A categorical variable in form of names (categories)
Two numerical variables with a metric scale level (stars and review_count)
My goal is to find out ...
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Repeated Measures MANOVA Planned Comparisons & Profile Analysis
I'm conducting a repeated measures MANOVA with one IV (4 conditions) and 2 DV's. My participants have taken each condition.
Assuming the MANOVA and univariate tests are significant, I would like to ...
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Is it possible to run MANOVA without adjusting the Alpha level?
I have 11 dependent variables and two independent variables. I need to see the differences between the gender and academic level concerning the 10 most frequent grammatical errors and the total number ...
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