Great explanation of #datascience terms. Medical test needs to be: 1. SENSITIVE: a technical measure of the smallest amount of virus they can detect & 2. SPECIFIC: ensuring they do not mistake other pathogens, (eg common cold) for the new #COVID19 https://www.washingtonpost.com/science/2020/03/26/negative-coronavirus-test-result-doesnt-always-mean-you-arent-infected/
