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Despite Grade Inflation, Family Structure Still Matters for Student Performance
by Nicholas Zill
April 2025
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Introduction

The last quarter century has seen a dramatic increase in grade inflation on student report cards in elementary, middle, and high schools throughout the United States. So much so that a student’s grade point average (GPA), which was once as useful as SAT or ACT scores, has become almost worthless as a predictor of how well the student would do in college or graduate school. And high school graduation rates have continued climbing even as the 12th-Grade results of the National Assessment of Educational Progress (NAEP) have remained stagnant or even declined. There has also been a notable decline in disciplinary actions by schools for student misconduct or lack of application.

Progressive education reformers have sought to make family background less of a determinant of how well a student does in school. Yet evidence from two nationwide household surveys of parents conducted nearly a quarter of a century apart demonstrate that family factors, such as marital stability, parent education, family income, and race and ethnicity, are as important as ever—or even more so

 

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