I prefer kids in a Sydney private school will, on average, have a lower IQ than kids in a selective school in rural areas.Interesting links. But the brain is all about chemical stimulants. When they provide the evidence that fluoride creates a chemical imbalance that becomes detrimental to learning and understanding, I will pay attention. For now it is simply a statement that one group has a higher IQ than another.
Providing an inverse association tells us little in regards to social constraints and educational funding.
Kids in a Sydney private school will, on average, have a higher IQ than kids in a public school in rural areas.