The Los Angeles Times, unwilling to learn from their huge mistake of publicly releasing faulty rankings of thousands of public school teachers, has announced that they are now ready to rank over five thousand more — this time focusing on the elementary level.
For a review of last year’s fiasco, see The Best Posts About The LA Times Article On “Value-Added” Teacher Ratings.
And now they are including teachers with only one year’s worth of assessment data. Putting aside for a moment all the other questions about their findings, how in the world can the Times put something out as statistically accurate with such a small sample?