5 ms·

Did they control for demographics of each school? A quick review of the paper seems like no... Maybe lower socioeconomic households live in places with poorer

• jeffbee 4y ago
  Perhaps you should "quickly scan" the paper again, since you obviously scanned it too quickly the first time. Their outcome variable correlates test scores to recent CO2 levels repeatedly for the same person.
• dtech 4y ago
  This is addressed in the abstract, it's individual student scores.