The ISBE said 6.6 percent of Quest Charter School Academy students taking the Partnership for Assessment of Readiness for College and Careers (PARCC) exam in 2016 passed, in comparison to the 11.8 percent passage rate in 2015.
Meanwhile, the school posted an average spending rate of $13,458 per pupil, above the state's average of $12,821.
The PARCC test is a state-mandated exam used to assess the school and student performance in several states nationwide.
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