Measurement and Validity (The Effect, Videos on Causality, Ep 67)

Please visit www.theeffectbook.net to read The Effect online for free, or find links to purchase a physical copy or ebook.
The Effect is a book about research design and causal inference. How can we use data to learn about the world? How can we answer questions about whether X causes Y even if we can't run a randomized experiment? The book covers these things and plenty more. These videos are meant to accompany the book, although they can also be viewed on their own.
This video relates to material found in Chapter 22 of the book.
A version of this video without background music can be found here: • Measurement and Validi...
After following all the other chapters in this book, you thought you were in the clear? Ha! There are plenty of other things that can go wrong. In this video I cover some ways in which the data... might not even be the data. Measurement error and validity are specters over any empirical research project.