Admiral Rockwell Tory
Diamond Member
It means they fudge the numbers until the outcome is what they intended to prove."When factors such as poverty, race, and the number of students who are not proficient in English are taken into account and properly controlled for, we find that student outcomes on test scores are simply better in the private and charter sectors than they are in traditional public schools."
From your link:
"When factors such as poverty, race, and the number of students who are not proficient in English are taken into account and properly controlled for, we find that student outcomes on test scores are simply better in the private and charter sectors than they are in traditional public schools."
Read more at: New Evidence on School-Choice Successes in Wisconsin
For those unfamiliar with statistics, that is called skewing the data to reach a predetermined outcome. They just didn't count kids who were poor, immigrants, and minorities.
Do you know what "and properly controlled for" means?