On August 27,2020 the cumulative total of percent negative tests out of the 20,847 valid tests conducted since July 27, 2020 for students at Boston University was 99.84%. This means that that a mere 0.16% tested positive. This forms a good basis upon which to track spread from a near zero base. Go to https://www.bu.edu/healthway/community-dashboard/ for daily updates. 
