## Rows: 84
## Columns: 5
## $ cidade      <chr> "Beijing", "Beijing", "Beijing", "Beijing", "Beijing", "B…
## $ data        <date> 2020-01-24, 2020-01-25, 2020-01-26, 2020-01-27, 2020-01-…
## $ R0          <dbl> 2.1558, 2.2367, 2.2915, 2.2991, 2.2949, 2.3228, 2.3238, 2…
## $ temperatura <dbl> -0.5, -2.5, -2.8, -0.8, -0.8, 0.5, -1.8, 0.5, 1.5, 0.3, -…
## $ humidade    <dbl> 50.5, 65.0, 67.3, 62.8, 62.3, 60.0, 57.0, 48.5, 24.5, 63.…
## Warning in f(...): The default behavior of beeswarm has changed in version
## 0.6.0. In versions <0.6.0, this plot would have been dodged on the y-axis. In
## versions >=0.6.0, grouponX=FALSE must be explicitly set to group on y-axis.
## Please set grouponX=TRUE/FALSE to avoid this warning and ensure proper axis
## choice.

## Warning in f(...): The default behavior of beeswarm has changed in version
## 0.6.0. In versions <0.6.0, this plot would have been dodged on the y-axis. In
## versions >=0.6.0, grouponX=FALSE must be explicitly set to group on y-axis.
## Please set grouponX=TRUE/FALSE to avoid this warning and ensure proper axis
## choice.

Vê-se com as retas, que o R0 diminui mais em Shangai em função da humidade, que em Guangzhou.

Observa-se que a correlação contágio x temperatura é negativa, ou seja, quanto maior a temperatura, menor o R0.
Nota-se também que \(R^2\) = 0.21, ou seja, o modelo representa 21% dos elementos.