Validate that analytics differentiates between new and returning users

[hillaryl]

Desired outcome Of the total number of monthly users, we can tell what percentage of those users accessed the learning resources website for the first time.

Expected behaviour to be measured When the same user starts and ends a session one day, and then starts and ends a session two days later on the same device, the “returning users” metric on the retention report increases by 1.

[daine]

Grooming notes: May need to look into the behaviour of GA4; There are some inconsistencies in the reporting. There are a lot of unknowns