Sentences with phrase «little empirical evidence measuring»

Not exact matches

While some of these measures seem sensible, overall there is little empirical evidence that such security measures decrease the likelihood of school shootings.

The measures of teacher quality that are used by most public school systems to screen candidates and determine compensation — certification, experience, and education level — have been well researched, but there is little definitive empirical evidence that these characteristics, defined in general terms, are associated with higher student achievement.