This reminds me of something I read many years ago as a teenager about getting inaccurate signals from analyzing phone data. The example it used was saying that

This reminds me of something I read many years ago as a teenager about getting inaccurate signals from analyzing phone data. The example it used was saying that the organizer of a Tupperware party's phone records would closely resemble those of a drug trafficker. I think the idea was to say emphasize that real investigations need more than just phone records.