The achievement level here was gratifyingly high.

In science, 94% of 4th graders were on grade level, which was above the statewide achievement level or 82% on grade level.

Feedback can also be recorded as a score, such as a percentage, a letter grade, or an achievement level defined by a specific reference.

Well first up, he would have to raise achievement levels to do that.

The standard scores are scaled based on the norm group; the grade levels are arbitrarily assigned and can be interpreted only as rough references to achievement level.