Calculating durations from date timestamps

Customer segmentation is an important part of product analysis. In our Citibike dataset, we have both casual members and annual paying members.

Which of the two riders ride more in terms of duration?

We might expect that annual paying members ride more; let’s see if that holds true!

If you lost progress, load the workbook 1_4_datediff.twbx from the Workbooks folder on the Desktop.