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Thursday, October 4, 2012

Missing the Real Story on Student Attrition at Charters | Edwize

Missing the Real Story on Student Attrition at Charters | Edwize:


Missing the Real Story on Student Attrition at Charters


At a time when the question of how to best serve our neediest students at all schools is a key focus at the local and national levels, media analyses of the impact of student attrition at charters and district schools can be a useful contribution to the discussion. Unfortunately, an article recently published by SchoolBook misses the key point of this question in its failure to acknowledge that charter attrition’s effects come not from the number or type of students who leave, but from most charters’ decisions not to replace those students.

Gary Miron did a great job addressing this issue in his recent study on KIPP, and Mathematica recently confirmed some of his key findings (though they argued that the impact of these practices were relatively minimal).
In general, Miron and others have shown that both urban charters and urban district schools serve populations with high rates of student mobility — every year, relatively high percentages of students change schools in New York and other cities, and students who change schools (in general) tend to be lower achieving and have higher