Communication is the act of developing meaning among entities or groups through the use of sufficiently mutually understood signs, symbols, and semiotic conventions. Ok, that was a mouthful. Simpler put - the purpose of communication is gathering and giving data. A good data analyst communicates multiple times during the data analysis process and also gives careful thought to communicating the final results so that the analysis is as useful and informative as possible to the wider audience it was intended for.
This week's video gives a good insight into how to communicate what and when. because we just love data. and finding the best form of communication.