Efficacy Study

Impact of ACCUPLACER® Adaptive Tutorials on Student Achievement

School Year 2016-2017

Tutorials improved student achievement on ACCUPLACER® Tutorials posttest.
Results of paired-samples t-tests suggest that ACCUPLACER® Tutorials had a statistically significant impact on Tutorials posttest achievement compared to pretest performance.

The findings suggest:

  • Student achievement improved 49% from pretest to posttest following use of subject-area Tutorials combined (Figure 1).
  • The gain from pretest to posttest was equivalent to 25 percentile points for subject-area Tutorials combined (Figure 2).

Chart of average scale score by EOC and Apex use

FIGURE 2: ACCUPLACER® Tutorials Average Pretest and Posttest Equivalent Percentile Scores and Gain