First, you'll need to sign up for a Google Analytics account if you don't have one. Click here to get started. Be sure to complete the New Account form during the Google signup process with Website selected.
Your Tracking ID will be shown similar to the image below:
Head over to your POP account. Click Edit my Page on Simple Page
Click Page settings and select Analytics
Enter your Google Analytics Tracking ID number and save your changes
Congratulations! You've successfully set up Google Analytics for your Simple Page!