Asked And Answered: Why Is There An Achievement Gap?

SAT Scores 2002 from the College Board

Family Income Verbal/Math Scores

Less than $10,000/year-----417/442
$10,000 - $20,000/year-----435/453
$20,000 - $30,000/year-----461/470
$30,000 - $40,000/year-----480/485
$40,000 - $50,000/year-----496/501
$50,000 - $60,000/year-----505/509
$60,000 - $70,000/year-----511/516
$70,000 - $80,000/year-----517/524
$80,000 - $100,000/year----530/538
More than $100,000/year---555/568

h/t Schools Matter