Testing anomalies found in many states
Blog by Jason Koebler/US News
USA Today ran a lengthy investigative piece Monday detailing instances of higher-than normal erasures of answers on standardized tests at 103 of Washington, D.C.'s public schools, including many of the city's high schools. Acting D.C. Public Schools Chancellor Kaya Henderson told the paper that "a high erasure rate alone is not evidence of impropriety." Test scores generally went up at schools where the numbers of erasures were higher than normal, and most of the erasures were wrong-to-right corrections. The paper examined test data from the past few years provided by CTB/McGraw-Hill, the testing company used by the D.C. school system. While a few erased answers can occur because a student made a mistake or reviewed answers at the end of a test, the chance of that many erasures happening naturally is low. (more...)