<p>Chuckled ruefully at your story of the same test going down a grade - now that’s a bad school.</p>
<p>Private schools “cherry pick” and it helps them put together a class of motivated learners. </p>
<p>I don’t understand why you assume charter schools will be inherently worse than public schools. In any case, the concern about hiding performance could be addressed easily enough by requiring the needed information to be public. But I would bet that if there are many thousands of LA parents who need to make a decision, a website or newspaper will spring up and start publishing reviews for them to read.</p>