The 1992 eighth grade mathematics test of the National Assessment of Educational Progress reveals a low average level of achievement, wide variation across states, and a large difference in average scores of white and black students. Multiple regression analysis across states indicates that the...

The 1992 eighth grade mathematics test of the National Assessment of Educational Progress reveals a low average level of achievement, wide variation across states, and a large difference in average scores of white and black students. Multiple regression analysis across states indicates that the...

The 1992 eighth grade mathematics test of the National Assessment of Educational Progress reveals a low average level of achievement, wide variation across states, and a large difference in average scores of white and black students. Multiple regression analysis across states indicates that the...