All Questions
Tagged with manova repeated-measures
61 questions
3
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1
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38
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What are the advantages and disadvantages of using a one-way between subjects MANOVA versus a split-plot repeated measures ANOVA?
For example, I would like to analyse the difference in heart rate, breathing rate, height, weight, and number of hair between three species (cats, dogs, and rats). This is a nonsensical example of ...
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5
votes
1
answer
49
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Is Repeated Measure MANOVA appropriate here?
I have data on the yearly number of doctor visits for patients from 2020 to 2022, along with characteristics associated with these visits. During each visit, patients are asked questions about their ...
- 203
0
votes
0
answers
48
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Repeated measures MANOVA returning Pillai greater than 1
I am attempting to investigate the presence of a multivariate main effect using a repeated measures MANOVA.
I couldn't figure out how to include a table to share some data so I have included a ...
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0
votes
0
answers
63
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Analysis of longitudinal data with a change in DV - SEM, MANOVA or not possible?
I have a dataset in which a (latent) construct (e.g., math performance) is measured at different time points using different psychological tests.
The first data point is comparable to an assessment ...
- 115
1
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0
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33
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Which statistical test is more appropriate?
I have collected data for an experimental study from 88 participants. Specifically, all participants received both interventions but in a different order. 44 participants received firstly Treatment A ...
- 11
0
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1
answer
1k
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Two-way mixed repeated measures MANOVA in Python or R
I compare three groups:
A control group
Two different clinical populations
They are subjected to 6 different types of stimuli, several times each (repeated measures), and 5 dependent variables are ...
- 51
3
votes
1
answer
130
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Linear mixed model (repeated measurements) on HUGE dataset
I have a huge dataset with measurements of 21k genes across 11k samples. The measurements, called expression, represent (roughly) how "active" that gene is in the cells of the sample (in ...
- 1,158
0
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1
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217
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How to perform ANOVA for data measured with unequal time interval?
So I have a set of patient data divided into 3 groups based upon their vision. I also have data on few variables that I believe to be relevent which are measured pre-surgery, 1 day post-surgery, and 7-...
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1
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1
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1k
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Power Analysis with GPower repeated measures MANOVA within-between interaction
I am running a longitudinal experiment over 9 months. I have 2 dependent measures (water, electricity) and 5 groups (conditions, 4 experimental, 1 control). The conditions are the "between"...
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1
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0
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12
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What type of analysis to do for Dissertation- EMOTION RECOGNITION
In my study, participants take part in the State Trait Anxiety Inventory (STAI) where they are ranked into high or low trait anxiety groups.
Participants are then shown multiple videos of 7 different ...
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2
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0
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46
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Suitability of one-way repeated measures MANOVA
I'm undertaking a research study where I want to look at the difference between the value of a variable before and after an intervention. I've been suggested the one-way repeated measures MANOVA ...
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1
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1
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3k
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How do I run a two-way repeated measure MANOVA in R?
I am trying to run a repeated measure MANOVA in R, with two within subjects independent variables and three dependent variables.
I converted the df in long format and I am now trying to run the ...
- 143
4
votes
1
answer
61
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Is this a proper use of mixed modeling?
I admit I'm fairly new at statistical modeling and so I'm not confident in the method I am using.
Using LC-MS/MS, I am monitoring the degree of post-translational modification of specific peptides by ...
- 43
0
votes
0
answers
1k
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Comparing the before and after scores between two groups
In this experiment I'm trying to make, one group of people watches a lecture series and one does not. Before the lecture series, both groups' levels of optimism, knowledge, and anxiety are assessed. ...
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1
vote
0
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602
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How to perform Repeated Measures MANOVA, with unbalanced design [closed]
I am analysing data from a vaccination study and I think that the best way to model my data is with a repeated measures multivariate ANOVA. Because I have different #'s of subjects in each study ...
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0
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2
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1k
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Insignificant two-way MANOVA results - what do I do next?
I am very very new to stats. I decided to try and do a MANOVA in SPSS, my between-subjects IV is gender and my within-subjects IV is the two conditions in which all participants took part. My DV is ...
1
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2
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16k
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Is there a non-parametric alternative to Two-Way Repeated Measures Anova?
I am currently comparing the EEG funcional connectivity measured at 14 electrodes and 4 frequency bands between highly and lowly hypnotic susceptible individuals. I extracted the coherence and the ...
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1
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0
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31
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Question on interpretation of covariates in repeated measures analysis [closed]
I am currently having difficulties with the statistical analysis of my research. My research is the effect of a drug on 3 measures, upper limb impairment and 2 qualtiy of life measures at two time ...
- 11
0
votes
1
answer
999
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UPDATED: Multiple lme models or MANOVA with random effects? Problem with singular fit
hope you can help me with this issue!
In my study I have 4 outcome variables which correspond to the ratings I collected for 4 different psychological dimensions (liking, comfort, approach, ...
- 35
2
votes
0
answers
985
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Multivariate analysis for repeated measures with dependent treatment groups and independent control groups
I conducted experiments to test the effect of a treatment on multiple response variables. Measurements were taken over consecutive rounds (i.e., time steps) of an experiment, with each round ...
- 41
0
votes
0
answers
29
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Which statistical test should be used?
I am stuck in deciding which statistical test would be more appropriate in my case. My research questions are whether or not in the gait analysis there are differences in pressure between ten foot ...
0
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0
answers
275
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How to run Repeated Measures to find difference between gender (without change of condition)?
I would like to test for the difference of measures between genders. Repeated measures were carried out. What test would you suggest is best for this and what would be the degrees of freedom ...
1
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0
answers
1k
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Repeated measures with adonis in R
I have the following experimental design: 9 mice (mouseID) were assigned to three different treatments (n=3 per treatment level) ...
- 309
0
votes
1
answer
322
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Multivariate Repeated Measures Analysis with Multiple Conditions
I'm running a repeated measures experiment where each participant performs tasks under 3 different conditions (A, B, C). Under each condition, each participant performs tasks at 10 difficulty levels (...
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1
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0
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54
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Identifying the method with higher Intraclass correlation coefficient on multiple dependent variables
I have a 24 subjects and for each subject 3 operators generate a 3D Mesh. I then have 4 methods to assign a coordinate system to those 24x3 3D meshes, the results are 3 orthogonal vectors, so 9 ...
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1
vote
1
answer
418
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Within-Subjects or Between-Subjects MANOVA
I am designing an experiment to test drone pilot reaction time to obstacles introduced to the drone's flight path in a controlled setting. There is one IV with 3 levels, and 3 DV. IV is visual ...
1
vote
0
answers
476
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How to perform nested factor repeated measure MANOVA
I have 3 independent variables -
Game (3 groups)
Noise Type (2 groups - SNM (Sequential Noise Model), ZMGN(Zero Mean Gaussian Noise))
Noise Level (5 groups - AL-AverageLow, AM-AverageMedium, N-None, ...
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1
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0
answers
2k
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Definition of Wilk's Lambda in MANOVA and relation to eta squared
I conducted a repeated measures MANOVA with a two-level between-subejcts factor and nine DVs, using SPSS 23. The interaction effect I was interested in was significant. Looking at what SPSS labels to ...
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5
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2
answers
5k
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Why is Pillai's trace equal to partial eta squared in a repeated measures MANOVA (profile analysis)?
I conducted a repeated measures MANOVA using the GLM command in SPSS, with one between-subjects IV (two levels) and 10 DVs (repeated measures). According to Tabachnick and Fidell (Book: Using ...
- 111
4
votes
1
answer
171
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Repeated measures analysis of mutually correlated features
I wish to examine the effect of an intervention on a set of ~60 mutually correlated features (dependent variables), measured at baseline and post-intervention in ~70 subjects. At both baseline and ...
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4
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0
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2k
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What is the ANOVA equivalent of a matched-pairs t-test? MANOVA?
I have n subjects. I perform an experiment on all the subjects and measure the outcome in two different ways. I want to evaluate the difference between these two types of measurements. I would use a ...
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1
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0
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51
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Determining the correct test for experiment design
I'm trying to figure out the right test to use for my experimental design, I was hoping someone here could help. Here's the structure:
Two independent variables, IV1 and IV2. IV1 has 3 levels, IV2 ...
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2
votes
1
answer
96
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The same participants completed survey three times, how many cases do I have?
I have total 22 participants in my treatment group, I have three DVs, and I asked my participants fill out the survey three times (beginning, middle, and the end) throughout of the treatment. I want ...
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1
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0
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1k
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MANOVA or Mixed ANOVA? Several measures as dependent
I am trying to analyse data of 2 different groups (control vs experimental, brain damage) and their performance on 3 different cognitive tests (the results of which are not correlated) to determine ...
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3
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0
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7k
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Correct way to perform a one-way within subjects MANOVA in R
Note: This question is heavy on R programming, but it was recommended that I post it here after I posted an almost identical question in StackOverflow
Main Question
I'm looking for help correctly ...
1
vote
0
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602
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Multivariate repeated measures without between subject factors (Manova vs Anova)
I'm trying to run an analysis in SPSS on some EEG data, obtained with the following design:
1 within subject factor,
6 dependent outcome variables.
First, I was thinking about a repeated measures ...
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1
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4
answers
231
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Students answer the same test twice; is MANOVA appropriate to test if the performance increased?
A teacher gives a 2-question quiz to a class of 30 students once before teaching the subject and another time at the end of the class. (The same exact 2 questions are given at the beginning and at the ...
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3
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0
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337
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Repeated measures MANOVA
I have to analyze a data set of the following format
Here the subjects receiving the two treatments are different
For this I thought of using a repeated measures MANOVA. Is this a
correct ...
- 575
2
votes
1
answer
300
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Discrimination between measurements made at different points in time
I would like to ascertain what variables discriminate best between experimental conditions in a repeated-measures experimental design.
I have performed Repeated Measures MANOVA to determine whether ...
- 834
3
votes
2
answers
1k
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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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1
vote
0
answers
242
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Estimating and comparing pre-post treatment effects in multiple pairs of treatment-vs-control groups
I have a dataset from an experiment where the goal was to study in which plant ecotype a treatment with a certain bacteria had the greatest effect. Hence the data consists of a number of control and ...
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1
vote
1
answer
124
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Significant result in multivariate table?
I have 30 patients and 30 controls and am interested in group differences in an MRI measure. This measure was taken in 5 different anatomical structures, and each structure exists bilaterally (there ...
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2
votes
0
answers
153
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MANOVA vs repeated measues ANOVA example
I have the following situation (4 independent treatment groups, each group is tested for 3 dependent variables) and was wondering what would be the best to do:
What is the best test to do? I have ...
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3
votes
1
answer
2k
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Should I use ANOVA or MANOVA for repeated measures experiment with two groups and several DVs?
I have data on two groups of subjects. Each group was measured three times, and there were four dependent variables all measuring the level of fitness (score of a person's heart rate in five stages ...
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0
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0
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113
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MANOVA or repeated-measures ANOVA? [duplicate]
thank you very much for your time!
I am currently working on a neuroimaging study comparing lateralization indexes between the two hemispheres in three different groups.
I have 4 lateralisation ...
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2
votes
1
answer
12k
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How do I compare two groups by several dependent variables and get 1 p-value as a result?
Suppose I have two groups and several dependant variables. I would like to show statistically whether the two groups are different or not, based on the combination of these dependant variables. The ...
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1
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0
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643
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Group-Time interaction from MANOVA in R?
I'm practicing MANOVA with R.
I have a data (perhaps famous) called 'rat-weight data.'
...
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2
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1
answer
102
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Proper methods for this case of repeated measures?
I am measuring hormone changes in animals. I have three groups: Groups A, B, and C. In each group, blood was collected from the SAME individuals for hormone assay at 0, 15, 30, and 60 min. This was ...
1
vote
1
answer
223
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Behavioural economics experiment - non parametric test
I wonder if somebody could help with my dissertation project. I am stuck with the analysis and tried to consult a few people but unfortunately they either have limited experience, knowledge or ...
1
vote
0
answers
94
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Number of dependent variables
I have data from raters who each provided two ratings for a large set of categories. They were asked to rate how coherent each category was on a scale of 0 (members totally dissimilar) to 9 (members ...
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