The dirty secrets of the very profitable private=sector testing industry: SHOCKING low quality tests that do not test what OUR children in OUR public schools learn from their teachers. And Private Charter Schools taking money away from Public schools “don’t have to follow the same regulations from states, municipalities and school districts as traditional public schools.”
Bob Shepherd, a frequent contributor to the blog, is an education polymath. He has authored textbooks, written assessments, developed curriculum, and was most recently a classroom teacher in Florida. He has a long history in the education industry.
He explains here why standardized testing today is neither valid nor reliable.
The dirty secret of the standardized testing industry is the breathtakingly low quality of the tests themselves. I worked in the educational publishing industry at very high levels for more than twenty years. I have produced materials for all the major textbook publishers and most of the standardized test publishers, and I know from experience that quality control processes in the standardized testing industry have dropped to such low levels that the tests, these days, are typically extraordinarily sloppy and neither reliable nor valid. They typically have not been subjected to anything like the validation and standardization procedures…
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