I'm trying to make a boxplot from the WeightLoss dataset from the car package. The variables of interest are separated by month, so I made boxplots by ...

In R, I am trying to calculate Mahalanobis distances to check if there are outliers in my data set, to test one of the assumptions for a MANOVA. I hav ...

I am trying to extract the within-group variance-covariance matrix to estimate the flatness in a MANOVA model in statsmodels using the following formu ...

This question was migrated from Stack Overflow because it can be answered on C ...

Whenever I use manova(), then summary.aov(), I only get df, Sum sq, and Mean Sq, with no p value. My data frame looks like: (sorry I'm not sure if th ...

I have data of 6 groups with sample size of n = 2, 10, 2, 9, 3, 1 and I want to perform Permutational multivariate analysis of variance (PERMANOVA) on ...

I have run MANOVA test with statsmodel as following: as a result I have gotten the following table: my question is, how do I extract only the p- ...

I am running manova() in R. When I use summary.aov() I get the following error: Error in 1L:object$rank Here is the data (Subj and Buty are factor ...

I'm conducting a multivariate multiple regression. As response variable, I have a function [ y(t) ] that I have discretized on a grid of 27 points, an ...

I need to compute the sum of squares crossproduct matrix (indeed the trace of this matrix) in a multivariate linear model, with Y (n x q) and X (n x p ...

I am trying to run Box's M-test for Homogeneity of Covariance Matrices, for two-way MANOVA. I have conducted searches for an example since yesterday ...

I am testing the Hotelling T^2 test via the manova formula in R. I am testing different same sizes and so have multiple Manova table output. Below is ...

I noticed that the summary.manova() function in R produces two different p.values. One in a table that is printed in the console and the other in the ...

Consider dat1 created here: dat1 <- data.frame(Region = rep(c("r1","r2"), each = 100), State = rep(c("NY","MA","FL","GA"), each ...

I am conducting the Levene's test as well as Shapiro-Wilk test on a large set of data. I am wondering how do I access to particular parts of a result ...

I am using stats() 3.5.2 to run a manova with: participant 1:20 gender as between subject factor group as within subject factor anxiety as d ...

I am trying to conduct a multivariate normality test using the mvnormtest package on my data with two between-subjects variables, one within-subjects, ...

I am trying to run a repeated measures ANOVA in Matlab with 4 factors including one factor representing my subjects which I want as a random factor. T ...

I'm looking for an example of a statsmodels MANOVA implementation. I can't make heads or tails of the Statsmodels website for MANOVA. I've gotten as f ...

I am trying to calculate Within And Total Sum of Squares and Cross-Product Matrices (W) in one-way MANOVA. I have a treatment matrix tm: I also hav ...