
ALT Graph titled "Phone ban impact on student academic achievement." It shows estimated impacts on average grades across various groups. The x-axis represents the estimated impact in standard deviations, ranging from negative to positive values. The y-axis lists the categories: Prior GPA (Low, High), Grade level (High school, Three-year postsecondary, Postgraduate), and Field of study (Non-STEM, STEM). Data points include estimates and 95% confidence intervals. Overall effect is displayed at the top.

ALT Graph titled "Phone ban impact on student academic achievement." It shows estimated impacts on average grades across various groups. The x-axis represents the estimated impact in standard deviations, ranging from negative to positive values. The y-axis lists the categories: Prior GPA (Low, High), Grade level (High school, Three-year postsecondary, Postgraduate), and Field of study (Non-STEM, STEM). Data points include estimates and 95% confidence intervals. Overall effect is displayed at the top.














