关于Java中的浮点数常量，以下哪项描述是错误的？

在JavaScript中，以下哪个方法可以实现方法的重载？

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A research study aims to investigate the impact of a new educational program on student performance. The study involves two groups of students: an experimental group that participates in the new program, and a control group that follows the traditional curriculum. If a pre-test is administered to both groups to establish a baseline for performance, what is the most important reason for random assignment of students to the two groups?

在Java中，若Student类实现了Comparable接口并重写了compareTo方法，以下哪个选项正确描述了compareTo方法的排序规则？