The hypothesis we're testing is to see whether there is any significant difference in the shape or structure - the thickness of the grey matter covering the brain - between people who self-classify as either left or right wing.
我们正在测试的假设是,看看在自认为属于左
或右
的人之间,大脑的形状或结构(覆盖大脑的灰质厚度)是否存在显著差异。