Usable Knowledge: Measure for measures: What do standardized tests really tell us about... - 1 views
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The problem is that as people have become increasingly focused on the tests that matter, the tests for which people are held accountable, scores on those tests have often become misleading, sometimes wildly misleading. And that’s ironically undermined what we can say with confidence about how much kids actually know and can do.
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nobody is spending a lot of time prepping kids specifically for that test. So when scores go up on one of those tests, we have a fair degree of confidence that kids really know more.
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look for the big picture. Make comparisons to countries that make sense to compare us to, but don’t pay attention to small differences, because you can’t trust them.
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