SAT tests - there are also courses on how to improve scores on the SAT. Again, people who can afford to take these courses get better scores then before the courses. How is that stable testing… not even factoring in people having fears of test taking, sick with fever, etc.<br><br>Yes, extremely low score vs extremely high scores can truly inform on intelligence. Ranking by score seems less honest.<br><br>The Bell Curve controversy - white supremacists / neo nazi’s used it to push their narrative. Some of them are in positions of power. The disadvantaged are not in positions in power. It can directly impact people’s lives.<br><br>If you look at ethnic groups and use assumptions then you may be incorrect. The lead poison example is a good one. If more people of color get lead poisoning due to generations of racism giving their family history less opportunity, then it is not the race it is economic and history if families getting poisoned generation after generation.