| Clue | Answer | % Correct |
|---|---|---|
| Typical length of quarantine (days) | 14 | 88%
|
| US states infected with COVID-19 | 50 | 88%
|
| Deaths per 100 cases (early estimate) | 2 | 75%
|
| Percent of infectivity increase of the UK major mutation | 70 | 63%
|
| People infected by one person (early estimate) | 3 | 50%
|
| Longest possible incubation period (days) | 27 | 38%
|
| International conveyances infected with COVID-19 | 2 | 25%
|
| Deaths per 1000 infected (reported + not reported; early estimate) | 6 | 25%
|
| Percent of mild cases (early estimate) | 80 | 25%
|
| Countries and territories infected with COVID-19 | 218 | 13%
|
| Cases in Diamond Princess | 712 | 13%
|