If one selects the poorest readers from an elementary school class using a standard reading test and then places them in an ineffective reading program, retesting will likely show an improvement in scores due to

Question

Quizplus · Accepted Answer

The correct answer is C) regression to the mean and maturation. Regression to the mean occurs because students selected for their poor performance are likely to perform closer to the average upon retesting due to natural variability. Maturation refers to the natural development and learning that occurs over time, which can also contribute to improved scores, independent of the effectiveness of the reading program.

If One Selects the Poorest Readers from an Elementary School