A music educator thought that if he could just control his study for the myriad factors that might have influenced previous ones - race, income, education, etc. -- he could disprove the notion of a link between students' musical and mathematical achievement. Nope. His new study showed statistically significant associations between the two at both the individual and the school-district levels.
from Top Health News -- ScienceDaily https://ift.tt/3lkWSwt
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