More than an upvote, I want to note that I find your posts unusually helpful quite often.
A gloss on this one:
Selection filters are
ubiquitous
strong
difficult to back out of data, and relatedly often difficult to even notice (noticing is a substantial fraction of the work needed to back it out)
non random, since the above properties make them attractive as weapons
More than an upvote, I want to note that I find your posts unusually helpful quite often.
A gloss on this one:
Selection filters are
ubiquitous
strong
difficult to back out of data, and relatedly often difficult to even notice (noticing is a substantial fraction of the work needed to back it out)
non random, since the above properties make them attractive as weapons