你咁計唔啱
因為R0既definition係
"the number of cases one case generates on average over the course of its infectious period, in an otherwise uninfected population"
WARS既infection period唔係一日
UPDATE: Transmission of #coronoavirus estimated at 2.6 by another research group (lower than the 3.8 initial reports). But 2.6 is still extremely bad —each infected person will infect 2.6 others. Even the authors admit #CoronaOutbreak containment will be very difficult.