I have two lists (Kelloggs and general\_mills), with their respective means as you can see and I need to compare and get what is the max and min between them.

I'm gonna show you my code and the error on it.
[![enter image description here](https://i.stack.imgur.com/iyP11.png)](https://i.stack.imgur.com/iyP11.png)

Please, help me to fix it.