Hi, Our hypothesis is that paid marketing channels by first-touch
marketing channels have higher number of visitors, while paid marketing
channels by last-touch marketing channel have lower number of visitors.
To illustrate, if Visitor first intereacted with SEM-> dropped off->
Returns within 30 days via organic search, then first touch marketing
channel is SEM and last touch marketing channel is Natural Search.
However, we see a reverse trend than our hypothesis, i.e. paid marketing