Ugh! In my haste to write this before leaving for a meeting, I left out a pertinent phrase in this sentence {and while I'm doing this, let me re-write it a bit}:

"Among the economic & psycho-social reasons for African American students doing poorly on required academic placement tests are these factors that I'm citing from my own experience: "

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It's still not written well, but I hope you get the gist of what I'm trying to say.