That’s quite a heavy chapter in terms of new theory. Let’s make sure everything we’ve learned sticks, let’s put in some practice
So far we’ve played with CTRs and conversion rates. We’ve calculated absolute values of these metrics considering all pageviews. To get more signal from them we can segment by any parameter we have in pageviews table. One of the most valuable ones is device_type because users behave so differently on mobile devices and on computers.
In this exercise let’s count percentage of unique visitors on book pages from mobile...