Sentences with phrase «observable characteristics such»

Semiparametric lower bound estimates of the variance in teacher quality based entirely on within - school heterogeneity indicate that teachers have powerful effects on reading and mathematics achievement, though little of the variation in teacher quality is explained by observable characteristics such as education or experience.

Not exact matches

Since the three groups of schools are similar in their observable characteristics, such as the student body's ethnic makeup, and most likely in other characteristics as well, the only major difference between the always - D schools and the other two groups is the competition they face from vouchers.

With one gain score, it is possible to use models that control for observable background characteristics, but those models can not adjust for unobserved student characteristics (such as parental education or student commitment).

[28] But when employers are prohibited from asking about prior convictions on a job application, they may illegally attempt to use other observable characteristics — such as race, gender, and age — to infer an applicant's likelihood of having a criminal history.

... while social indicators report on observable population characteristics, they reveal nothing about more behavioural population attributes such as individual and community priorities and aspirations for enhancing quality of life — indeed the whole question of what this might mean and how it might be measured in an Aboriginal domain is only just beginning to be addressed.