# Tagged Questions

0answers
18 views

### Significant differences between dependent samples beta-weights test

I am testing a model in which I have 2 independent variables (IVs) and 2 dependent variables (DVs). I am hypothesizing that both IVs will predict both DVs; however that the relationship between IV1 ...
0answers
34 views

### Does relative Kullback-Leibler divergence exist?

Suppose I have two multivariate normal distributions. I have computed the KL divergence ($d_{LK}(N_1, N_2)$). Is there a way to measure a relative divergence between these two distributions? For ...
0answers
28 views

### Modelling with multiple-valued variables

I am about to start out analysis of a microbiological data set (ETEC: enterotoxic echerichia coli in children with diarrhea). The variables refer to the ETEC, not to the children. Some of the ...
2answers
75 views

### Recommendations for mathematical multivariate statistics with exercises

I need a graduate level, mathematically rigorous textbook on multivariate analysis and inference to enhance myself. I've been reading the Elements of Statistical Learning and doing the problems ...
3answers
310 views

### Method for generating correlated non-normal data

I'm interested in finding out a method for generating correlated, non-normal data. So ideally some sort of distribution that takes in a covariance (or correlation) matrix as a parameter and generates ...
0answers
111 views

### The distribution of the scalar product of multivariate complex normal vectors

Assume two independent random complex vectors (with real and imaginary parts):  \vec{\dot{Z}}=(\dot{z}_1,\dot{z}_2,\ldots,\dot{z}_n)~~~~~~~~~~ \begin{cases} \Re(\dot{z}_i)&=x_i \\ ...
2answers
74 views

### Finding latent variables in 7 dichotomous variables

I have read other posts on conducting Factor analysis (FA) with dichotomous variables and although it appears clear that FA done in the default way is not appropriate, I am still unclear about a few ...
5answers
529 views

### Smoothing 2D data

The data consist of optical spectra (light intensity against frequency) recorded at varying times. The points were acquired on a regular grid in x (time) , y (frequency). In order to analyse the time ...
2answers
151 views

### How do you create a multivariate distribution with both continuous and discrete data?

I understand how to create a multivariate normal distribution to handle multiple sources of continuous data, and I understand how to create a multivariate categorical distribution to handle the ...
7answers
703 views

### Introductory book for multivariate statistics

I am looking for an introductory book that helps me build some skills in working with multivariate distributions. For example I want to be able to work with multivariate normal easily, something ...
1answer
611 views

### How to learn Data Analysis? [closed]

I completed the ml-class offered by Prof Andrew Ng last fall I started trying one of the problems in Kaggle When I fit a logistic Regression, the algorithm gave me poor results. I saw that people do ...
2answers
398 views

### Math behind multivariate testing for website optimization

I am looking for theoretical resources (books, tutorials, etc.) to learn about making sound statistical inferences given (plenty of) multivariate website conversion data. I'm after the math involved, ...
1answer
190 views

### What is a good source to learn about multidimensional scaling?

I don't have much experience with statistics (my education included 8 credits of pure statistics, another 8 of related subjects). I mostly learned about distributions and significance tests for ...
2answers
283 views

### Books with good coverage of joint distributions, multivariate statistics, etc?

I searched on the internet for books on statistics (particularly 4shared.com), and most of the books I found do not cover multivariate statistics in detail. Are there any good books which cover these ...
10answers
3k views

### Book recommendations for multivariate analysis

I'm interested in getting some books about multivariate analysis, and need your recommendations. Free books are always welcome, but if you know about some great non-free MVA book, please, state it.