This is a bit of a recap recipe. In the workflow proposed here, we will sum up the tricks and knowledge gained throughout the book in order to perform a data-filtering activity.
Data filtering includes all the activities performed on a dataset to make it ready for further analysis.
Isn't it the same as data cleansing?
Well, in a sense… yes. However, not exactly the same, since data filtering usually refers to some specific techniques and not to others, while data cleansing can be considered a more comprehensive concept.
That said, here we will make tests for our data frame, performing subsequent filtering activities and reporting about these activities. The following diagram shows the flow:
As you can see in the ...