No, you are doing absolutely fine. Google analytic is an awesome tool for checking online traffic. The hub users can be greatly benefited from the use of this tool. You can check the specific words against which the users are searching your hub most of the time. This will obviously inspire you to create more hubs around that keyword. Also you can see the different locations from where your hubs are visited the most. Even you can set up different campaigns by setting different parameters to check the probable results. This will give you an insight about which keywords to prefer and how frequently you will need to write articles on those keywords.
Another exciting thing about Google analytic is that you can check out the bounce rate of your hub. This will help you to understand what kind of posts you shouldn’t be aiming right in future so that your bounce rate becomes high.
Then there is the advantage of seeing search engine traffics. You will get to see respective traffic from different search engines. This will help you to take necessary and different steps for different search engines. Thus you will be able to get the best results with regards to your hub.