## plot.plot_observed_against_forecast()


Scatter plot of observed values against forecast values.


Usage

``` python
plot.plot_observed_against_forecast(
    historic, forecast, metric, area, colour=None, ax=None
)
```


## Parameters


`historic: pd.DataFrame`  
Historic data.

`forecast: pd.DataFrame`  
Forecast results.

`metric: str`  
Name of metric.

`area: str`  
Name of area.

`colour: str = None`  
Colour for the scatter plot.

`ax=None`  
Axes to create plot on.


## Returns


`matplotlib.axes.Axes`  
The axes containing the scatter plot.