| Clue | Answer | % Correct |
|---|---|---|
| Typical length of quarantine (days) | 14 | 89%
|
| US states infected with COVID-19 | 50 | 89%
|
| Deaths per 100 cases (early estimate) | 2 | 78%
|
| People infected by one person (early estimate) | 3 | 56%
|
| Percent of infectivity increase of the UK major mutation | 70 | 56%
|
| International conveyances infected with COVID-19 | 2 | 33%
|
| Longest possible incubation period (days) | 27 | 33%
|
| Deaths per 1000 infected (reported + not reported; early estimate) | 6 | 33%
|
| Percent of mild cases (early estimate) | 80 | 33%
|
| Countries and territories infected with COVID-19 | 218 | 11%
|
| Cases in Diamond Princess | 712 | 11%
|