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Distribution of mean OSCE grades (red) and mean fourth-year multiple-choice question (MCQ)-based grades (black). (A) Density plot showing the wider dispersion of OSCE grades compared to MCQ grades. (B) Relationship between student rank among the 379-student class, and grades obtained at OSCE and MCQ-based examinations, showing a flatter slope for OSCE and a steeper slope for MCQs, confirming the wider dispersion of OSCE grades than MCQ grades among the fourth-year class.
