Box n Whisker Generator

Creating Accurate Box n Whisker Graph
I found a site that will generate the graph for you. 

It is a really important graph to know what is happening (but given this is a presentation on slides this is the best option). 

Here is the link (Americans call box n whisker graphs - boxplot graphs). 

The website will generate one graph at a time that will look like this...

It is important that when you do your second graph that you go from zero upto the maximum value of either year (so that they are the same scale). 

You may also need to use the snipping tool

here is a YouTube clip of how to use snipping tool (I use this all the time)...