Nearly 97 percent of Florida teachers were rated as “effective” or “highly effective” under a controversial new evaluation system released by state officials Wednesday, but within hours they acknowledged there were problems with the results, the Associated Press reports. The scores varied widely among school districts, leaving critics to questions their validity. There were also concerns about the accuracy of the data in the value-added model, or VAM, which is derived from student test scores. Hillsborough County was listed as having about 23,000 teachers, even though only 13,000 teachers were evaluated.
“The numbers appear to be questionable so we’re having a hard time coming to any conclusions based on the data,” said Hillsborough County school district spokesman Steve Hegarty…
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