Grades are almost completely relative, in effect ranking students relative to others in their class. Thus extra achievement by one student not only raises his position, but in effect lowers the position of others.
James S. ColemanIn a high school, the norms act to hold down the achievements of those who are above average, so that the school's demands will be at a level easily maintained by the majority.
James S. ColemanA child's learning is a function more of the characteristics of his classmates than those of the teacher.
James S. ColemanChildren from a given family background, when put in schools of different social compositions, will achieve at quite different levels.
James S. Coleman