My Prof insists on converting a data file into Excel (.csv) before importing it to R. Is this a standard procedure or can I also import from other file forms, including other data analysis software/ programs? I consider myself a novice in using R.
Yes, you can import files from other forms. For example, readxl is one (of several, I believe) package that allows you to import
.xlsx files into R:
There are some nice tutorials on other formats here:
You can also search for file types or software programs with R in google, or a more specialized search engine such as RDocumentation. Here is a link where I've searched for "matlab":
Thank you so much Mara - the article is really comprehensive. Informative!