Yes? I mean, I am a medical student, and I'm routinely impressed by my peers. But I'm not trying to claim that my peers are better than their predecessors. I'm

Yes? I mean, I am a medical student, and I'm routinely impressed by my peers. But I'm not trying to claim that my peers are better than their predecessors. I'm just doubting your assertion that medical students now are worse than before. The null hypothesis certainly is that things are the same as they always were.