Inference from Study Group Performance

Easy Must Be True / Most Strongly Supported Inference Support

In a recent study, researchers found that students who participated in after-school study groups scored an average of 15 points higher on math exams compared to those who studied alone. The researchers concluded that participating in study groups significantly enhances students' performance in math.

Based on the findings of this study, which of the following can be inferred?

All students who study in groups will always score higher than those who study individually.

Students who do not participate in study groups are likely to fail math exams.

Participating in study groups may improve math scores for some students.

Individual study is less effective for every student than group study.

The average math exam scores of group participants and individual studiers are equally effective.

Hint

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