We have a data table that accumulates the control and monitoring parameters of the High-Temperature Superconductor (HTS) production process: such that the rows represent the observations and columns ...
First of all, let me define some terms:
The data we collected is biased (because we only managed to recognise users who survived through the process)
The first website page ...
Say I have a bike sharing company and want to know how events affect number of rides per day.
events vary on:
number of coupons sent per user
amount for each coupon.
I have created a df ...