The statistical visualization package `seaborn`

comes with the famous Iris Flower Dataset. Your exercise is to give one-line codes to address the two tasks mentioned after the figure below.

InÂ [1]:

```
import pandas as pd
%matplotlib inline
import seaborn; seaborn.set()
iris = seaborn.load_dataset('iris')
```

The following figure is generated by

```
seaborn.pairplot(iris, hue='species');
```

**Task 1:** Make a bar plot of the mean sepal sizes for each species

**Task 2:** Find the min, max and mean of petal sizes for each species