Setting Up An Account on Google Analytics
Basic instructions
If you have not already done so, create a Google Analytics property for each website you want to collect data from.
Creating a property generates a unique Tracking ID and a global site tag that includes the Tracking ID for that property. See the following section for information about finding your Tracking ID and global site tag.Copy and paste the global site tag right after the opening
<head>
tag on each webpage you want to measure.
Full Instructions can be found on Google