Week 3: Cleaning up our act Part 1
Introduction
Welcome to Week 3.
Please note: in the following video, where reference is made to a study ‘week’, this corresponds to Weeks 3 and 4 of this course.

Transcript
In Week 1 and 2 you worked on a dataset that combined two different World Health Organization datasets: population and the number of deaths due to tuberculosis.
They could be combined because they share a common attribute: the countries. This week you will learn the techniques behind the creation of such a combined dataset.