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<p>This was the way that it was at my son’s university. The rationale there was that there is such a wide range of performance among students that there needs to be really hard problems to differentiate between students. Of course that doesn’t apply to high school classes with much smaller classes.</p>
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<p>Sounds like they don’t want to update their tests annually to save effort. Perhaps some pens with cameras in them could solve the problem of prior year tests.</p>