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Dear all, I have created a subset from my dataset, which contains 6 variables. I need to make the correlation among all of them, possibly, without making it one by one. Is there any command that can permits me to do it directly for all of them in the same time? Thank you so much in advance. Andrea [[alternative HTML version deleted]]

Dear all, I am sure it won't be difficult for you!! I need to calculate the average among variables for the single units of my dataset. But, while doing it, I need to do not consider some values. To better explain, think like there are two units and three variables: V1 V2 V3 [1] 3 -2 4 [2] -1 4 1 and you want to calculate the average by row, without

Dear all, I hope to be the clearest I can. Let's say I have a dataset with 10 variables, where 4 of them represent for me a certain phenomenon that I call Y. The other 6 represent for me another phenomenon that I call X. Each one of those variables (10) contains 37 units. Those units are just the respondents of my analysis (a survey). Since all the questions are based on a Likert scale, they

Dear R experts...I am a simple student who is getting lost because of this amazing but stressful program. I have been spending the last 4 weeks in trying to understand how to create a matrix to analyze the eventual dependence between my variables. To be more precise, I have 91 variables to analyze. It's a qualitative analysis, thus I would like to use the MCA (Multiple Correspondence