Success Academy opened in 2006 with 156 students — 83 kindergarteners and 73 first graders. Now, eleven years later, they have their first graduating seniors, though just 17 of them. In my last post I wondered what can be learned about the Success model by examining who exactly those 17 students are.
A big question, and one that might never be answered, is how many of those 17 students were actually among the original 73 first graders. Since Success allows transfers up until 4th grade it is possible that some of those 17 students transferred in which would make their attrition rate even worse than the 77% that it is at a minimum.
New York State has a pretty good data site which I used to look at the most recent data from the 2016-2017 school year. I then compared the data about the 10th and 11th grade from 2016-2017…
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