Research data is the recorded information necessary to support or validate a research project’s observations, findings, or outputs.
Research data depending on discipline can be textual, numerical, qualitative, quantitative, final, preliminary, physical, digital, or print.
Sources: Research Data Oxford
Open Data is freely available on the internet, permitting any user to download, copy, analyze, re-process, pass to software, or use for any other purpose without financial, legal, or technical barriers.
NO! All research data can not be open reasons legal, commercial, etc. However, all research data should manage!