By Stephen Downes - Stephen's Web. The Weak Predictive Power of Test Scores
Jay P. Greene, Education Next, 2016/05/05
The key question is "Are math and reading test results strong enough indicators of school quality that regulators can rely on them?" The evidence on this isn't clear. "There is surprisingly little rigorous research linking them to the long-term outcomes we actually care about." There is some evidence, such as this, but frankly it reads like pseudoscience. More...