The phrase "achievement group" is correct and usable in written English.
It can be used to refer to a collective of individuals or entities that focus on achieving specific goals or objectives, often in an educational or professional context.
Example: "The achievement group met weekly to discuss their progress and strategies for reaching their targets."
Alternatives: "success team" or "goal-oriented group".
In the second model, dummy variables indicating the schools' group affiliation were specified for Level 2. The two dummy variables compared the low- and the high-achieving countries with the middle achievement group.
However, there has been a gradual accumulation of curious year 7s, as well as students from the school's aspiration and achievement group (formerly known as gifted and talented).
The analysis of such tests gives teachers immediate feedback on items such as individual student achievement, group achievement, and item remediation.
Similarly, while Santillano (2009) estimates average effects for all students within an achievement group, he does not consider effects separately by race or gender.
As described above, we had to exclude five participants from the low achievement group due to evidence of chance performance on the easiest task.
Thus the rates of children over the lead threshold and the rates of children in the lowest achievement group are in the same units, i.e. percents.
Overall, the patterns of market returns to postsecondary attainment and achievement are quite similar across demographic and achievement groups.
Thus, the low levels of completion observed in AA programs, and the gaps between race, income, and achievement groups at the BA level all reduce the future earnings of minority and low-income students.
These interaction term coefficients, when added to the regression coefficient of the instructional variables in the medium-achievement group, provide us with the regression coefficient of the instructional variable in the low- and high-achievement groups.
However, students in the high-achievement groups changed their behaviors to achieve better co-regulation.
In addition, the high-achievement groups and low-achievement groups presented distinct differences in behavioral sequences.
