If you do not yet have a Google Analytics account, you can create one at https://analytics.google.com.
Connect Google Analytics to Your Website
Here's how to find your own Google Analytics tracking script:
Log in to your Google Analytics account or create a new account through the link above.
Click on ‘Admin’.
Select the account you want to monitor.
The Tracking ID can be found via the following path: Properties → Tracking Info → Tracking Code. The tracking script is found under the name ‘Tracking Script’ in the Website Tracking section.
Adding the tracking script to your website:
Open the "Pages and Folders" tab
Click on "Sitewide Scripts"
Copy the tracking script obtained from Google into the "HEAD SCRIPTS" field
Save the changes