Great read on how you can trick people with data.

School Finance 101

Yesterday, Matt Di          Carlo over at Shankerblog put out his April fools post. The genius of the post is in its subtlety.  Matt put together a few graphs of longitudinal NAEP data showing that Maryland had made greater than average national gains on NAEP and then asserted that these gains must therefore be a function of some policy conditions that exist in Maryland. In the Post-RTTT era, Maryland has been the scorn of “reformers” because it just won’t get on board with large scale vouchers and charter expansion and has resisted follow through on test-score based teacher evaluation. Taking a poke a reformy logic, Matt asserted that perhaps the low charter share and lack of emphasis on test score based teacher evaluation… along with a dose of decent funding might be the cause of Maryland’s miracle!

Of course, these assertions are no more a stretch than commonly touted miracles in…

View original post 2,253 more words

Leave a Reply

Fill in your details below or click an icon to log in:

WordPress.com Logo

You are commenting using your WordPress.com account. Log Out /  Change )

Google photo

You are commenting using your Google account. Log Out /  Change )

Twitter picture

You are commenting using your Twitter account. Log Out /  Change )

Facebook photo

You are commenting using your Facebook account. Log Out /  Change )

Connecting to %s

This site uses Akismet to reduce spam. Learn how your comment data is processed.