Tuesday, March 19, 2013

Jersey Jazzman: NJ Teacher Evaluation: Math Fail #3

Jersey Jazzman: NJ Teacher Evaluation: Math Fail #3:


NJ Teacher Evaluation: Math Fail #3

Let's go back to this slide from the NJDOE's presentation on their proposed new teacher evaluation system, AchieveNJ:


The yellow annotation is mine from a previous post on Student Growth Percentiles. Apparently, even though SGPs are on a scale from 1 to 99, the NJDOE thought it would be fine to give an example of a teacher's median SGP as "2.0," which makes no sense at all; read the post for all the details.

Alas, this is not the only problem here...

Let's talk a bit about the "Teacher Practice Evaluation Instrument." The hypothetical teacher here got a score of