Questions tagged as 'r'

I'm trying to open an xlsx with R and I do not get it. I have done the following: install.packages("XLConnect") library (XLConnect) wb <- loadWorkbook ("mi_fichero.xlsx", create= TRUE)     

I need to calculate the following: I have a data frame and I want to create one variable from another one in the following way. The new variable consists of adding all the values of variable 2 as long as they are greater than variable 1. I ca...

The issue is this, I hope you can help me: I have two files (tables) imported into R, the first is a small table with reference names, the second are names repeated with statistical data, I need to make a filter where ONLY the names that matc...

I'm new to the site, My problem is that I have an OLAP data cube with which I only have permission to access with the MDX instructions (Microsoft Analysis Services) then I want to work with that data in R project so that it is easier for me t...

What does the LIFT mean in data mining? I searched the internet but I can not find anything on the web. I would appreciate it if you can help me! Greetings, Nicolás.